{"title":"MAGAZINE INSERTS","description":"\u003cp data-pm-slice=\"1 1 []\"\u003e\u003cstrong\u003eReplacement internal feed systems designed for compatible airsoft box magazines, drums, ammunition pouches and magazine shells.\u003c\/strong\u003e\u003c\/p\u003e","products":[{"product_id":"m249-2500round-magazine-insert","title":"M249 2500rnd Nutsack Magazine Insert","description":"\u003cp\u003e\u003c!--StartFragment --\u003e\u003cstrong\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eM249 2500rnd Magazine Insert\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eUpgrade your M249 with Bull Craft’s 2500-round magazine insert, packed with power and precision. Featuring our springless \u003cstrong\u003eCattle Drive Feed System\u003c\/strong\u003e and a massive motor with external speed adjustability, this insert delivers flawless, high-speed feeding every time. Built from ultra-durable Nylon PA12 and proudly made in Florida, USA\u003c\/p\u003e\n\u003cp\u003e✅ Made in the USA\u003cbr\u003e✅ Massive Motor w\/ External Speed Control - keeps you in the driver's seat.\u003c\/p\u003e\n\u003cp\u003e✅ \u003cstrong\u003eRecommended Power Source:\u003c\/strong\u003e 11.1v LiPo for optimal performance\u003cbr\u003e✅ Springless Design for Consistent Feeding\u003cbr\u003e✅ Super Durable Nylon PA12 Construction\u003cbr\u003e✅ Comes with Bowden Spring\u003cbr\u003e✅ Wiring Diagrams Available\u003cbr\u003e✅ Tested with: Titan, Aster, Leviathan, Gate Warfet\u003cbr\u003e✅ Superb Support via email, phone, Facebook, Instagram, and in-store\u003cbr\u003e✅ Quick Turnaround \u0026amp; Reliable Shipping\u003cbr\u003e✅ Actual Availability — No ghost listings\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWeight:\u003c\/strong\u003e 12.5 oz\u003cbr\u003e\u003cstrong\u003eCapacity:\u003c\/strong\u003e 2500 rounds\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAll Bull Craft drum magazines and inserts require a Trigger Control Unit (TCU) when paired with HPA platforms such as PolarStar or Wolverine. Without a TCU, standard FCUs lack power for motor-driven feeding. This applies across our drum \u0026amp; insert lines — if it runs HPA, it needs a TCU. With a TCU installed, feeding activates automatically on trigger pull. Already own an Airsoft Junkiez TCU? You’re good to go—our system runs seamlessly with it.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 1.07 lb empty \/ 3.1 lb loaded with 0.25g BBs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e PolarStar, Wolverine (TCU required)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 data-end=\"2909\" data-start=\"2842\"\u003e⚠️\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-end=\"2909\" data-start=\"2848\"\u003eImportant HPA Compatibility Notice — \u003cspan style=\"color: rgb(255, 42, 0);\"\u003eREAD BEFORE PURCHASE\u003c\/span\u003e\u003c\/strong\u003e\n\u003c\/h2\u003e\n\u003cp data-end=\"3059\" data-start=\"2910\"\u003eAll Bull Craft drum magazines and inserts\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-end=\"2992\" data-start=\"2952\"\u003erequire a Trigger Control Unit (TCU)\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ewhen paired with\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-end=\"3027\" data-start=\"3010\"\u003eHPA platforms\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003esuch as PolarStar or Wolverine.\u003c\/p\u003e\n\u003cul data-end=\"3310\" data-start=\"3061\"\u003e\n\u003cli data-end=\"3139\" data-start=\"3061\"\u003eStandard FCUs do\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-end=\"3087\" data-start=\"3080\"\u003enot\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eprovide sufficient power for motor-driven feeding\u003c\/li\u003e\n\u003cli data-end=\"3213\" data-start=\"3140\"\u003eWith a TCU installed, feeding activates automatically on trigger pull\u003c\/li\u003e\n\u003cli data-end=\"3310\" data-start=\"3214\"\u003eAlready running an\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-end=\"3258\" data-start=\"3235\"\u003eAirsoft Junkiez TCU\u003c\/strong\u003e? You’re good to go — full compatibility confirmed\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-end=\"3315\" data-start=\"3312\"\u003e\n\u003ch2 class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003e⚠️ IMPORTANT – Connector Not Included\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eYour magazine or insert is supplied with \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eapproximately 6.5\" of wire and no battery connector installed.\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e This allows you to choose the connector that best fits your setup, whether that's \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eJST, Deans (T-Plug), or another connector of your choice.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eWe're happy to solder on your preferred connector \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eat no additional charge\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, but because every gun and battery location is different, we don't know what wire length your build requires. If we install a wire that's \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003etoo long\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, you'll have excess wire inside your gun. If we install one that's \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003etoo short\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, it may not reach your battery, requiring you to re-solder it anyway.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eIf you already know the wire length you need, simply leave us a note with your order. We'll gladly cut the wire to your requested length and solder on your preferred connector before shipping.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThis approach ensures you receive the correct wire length for your specific build while giving you the flexibility to use the connector you prefer.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e________________________________________________________________________________________________\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2 data-end=\"3355\" data-start=\"3317\"\u003e⚠️\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-end=\"3355\" data-start=\"3323\"\u003eDon’t Be Fooled by Knockoffs\u003c\/strong\u003e\n\u003c\/h2\u003e\n\u003ch2 data-end=\"3355\" data-start=\"3317\"\u003e\n\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong data-end=\"3416\" data-start=\"3360\"\u003eCattle Drive™ Springless Clutch Drive Feeding System\u003c\/strong\u003e\u003cspan\u003e is often imitated—but never duplicated.\u003c\/span\u003e\n\u003c\/h2\u003e\n\u003cul data-end=\"3617\" data-start=\"3458\"\u003e\n\u003cli data-end=\"3500\" data-start=\"3458\"\u003eDesigned, refined, and proven in-house\u003c\/li\u003e\n\u003cli data-end=\"3563\" data-start=\"3501\"\u003eBuilt with premium SLS Nylon PA12 and robust motor systems\u003c\/li\u003e\n\u003cli data-end=\"3617\" data-start=\"3564\"\u003eBacked by real-world testing, not marketing fluff\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"3662\" data-start=\"3619\"\u003e\u003cstrong data-end=\"2891\" data-start=\"2803\"\u003eDon’t trust your loadout to inferior clones. Choose the original. Choose Bull Craft.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003c!--EndFragment --\u003e\u003c\/p\u003e","brand":"Bull Craft Industries","offers":[{"title":"Default Title","offer_id":41147082866762,"sku":"040681493074","price":168.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0571\/0440\/0458\/files\/BCIM249NutsackMagInsert_14.jpg?v=1711122731"},{"product_id":"m249-200-round-magazine-insert","title":"M249 \"Big Green\" Box Magazine Insert","description":"\u003ch3\u003eM249 \"Big Green\" 4000rnd Magazine Insert\u003c\/h3\u003e\n\u003cp\u003e\u003c!--StartFragment --\u003e\u003c\/p\u003e\n\u003cp\u003eMeet “Big Green” — Bull Craft’s beast-mode M249 insert built for high-capacity dominance. With 4000 rounds packed into a compact 200-round real-steel shell profile, this is the biggest, boldest mag insert we’ve made. Powered by our trusted springless \u003cstrong\u003eCattle Drive Feed System\u003c\/strong\u003e, a massive motor with external speed control, and housed in ultra-durable Nylon PA12, this unit is primed for flawless feeding and serious field performance. Designed, printed, and powered in Florida, USA.\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThis thing isn’t just tough—it’s tactical.\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003e✅ Made in the USA\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003e✅ Massive Motor w\/ External Speed Control – keeps you in the driver’s seat\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003e✅ \u003cstrong\u003eRecommended Power Source:\u003c\/strong\u003e 11.1v LiPo for optimal performance\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003e✅ Springless Design for Consistent Feeding \u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003e✅ Super Durable Nylon PA12 Construction \u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003e✅ Comes with Bowden Spring \u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003e✅ Wiring Diagrams Available \u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003e✅ Tested with: Titan, Aster, Leviathan, Gate Warfet \u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003e✅ Superb Support via email, phone, Facebook, Instagram, and in-store \u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003e✅ Quick Turnaround \u0026amp; Reliable Shipping \u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003e✅ Actual Availability — No ghost listings\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e: .5 lb \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eCapacity\u003c\/strong\u003e: 4000 rounds \u003cem\u003e(Note: External housing delivers 4000-round capacity while retaining 200rnd shell size)\u003c\/em\u003e\u003c\/span\u003e\u003cstrong\u003e\u003cem\u003e\u003c\/em\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAll Bull Craft drum magazines and inserts require a Trigger Control Unit (TCU) when paired with HPA platforms such as PolarStar or Wolverine. Without a TCU, standard FCUs lack power for motor-driven feeding. This applies across our drum \u0026amp; insert lines — if it runs HPA, it needs a TCU. With a TCU installed, feeding activates automatically on trigger pull. Already own an Airsoft Junkiez TCU? You’re good to go—our system runs seamlessly with it.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 1.07 lb empty \/ 3.1 lb loaded with 0.25g BBs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e PolarStar, Wolverine (TCU required)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 data-end=\"2909\" data-start=\"2842\"\u003e⚠️\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-end=\"2909\" data-start=\"2848\"\u003eImportant HPA Compatibility Notice — \u003cspan style=\"color: rgb(255, 42, 0);\"\u003eREAD BEFORE PURCHASE\u003c\/span\u003e\u003c\/strong\u003e\n\u003c\/h2\u003e\n\u003cp data-end=\"3059\" data-start=\"2910\"\u003eAll Bull Craft drum magazines and inserts\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-end=\"2992\" data-start=\"2952\"\u003erequire a Trigger Control Unit (TCU)\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ewhen paired with\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-end=\"3027\" data-start=\"3010\"\u003eHPA platforms\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003esuch as PolarStar or Wolverine.\u003c\/p\u003e\n\u003cul data-end=\"3310\" data-start=\"3061\"\u003e\n\u003cli data-end=\"3139\" data-start=\"3061\"\u003eStandard FCUs do\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-end=\"3087\" data-start=\"3080\"\u003enot\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eprovide sufficient power for motor-driven feeding\u003c\/li\u003e\n\u003cli data-end=\"3213\" data-start=\"3140\"\u003eWith a TCU installed, feeding activates automatically on trigger pull\u003c\/li\u003e\n\u003cli data-end=\"3310\" data-start=\"3214\"\u003eAlready running an\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-end=\"3258\" data-start=\"3235\"\u003eAirsoft Junkiez TCU\u003c\/strong\u003e? You’re good to go — full compatibility confirmed\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-end=\"3315\" data-start=\"3312\"\u003e\n\u003ch2 class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003e⚠️ IMPORTANT – Connector Not Included\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eYour magazine or insert is supplied with \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eapproximately 6.5\" of wire and no battery connector installed.\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e This allows you to choose the connector that best fits your setup, whether that's \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eJST, Deans (T-Plug), or another connector of your choice.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eWe're happy to solder on your preferred connector \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eat no additional charge\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, but because every gun and battery location is different, we don't know what wire length your build requires. If we install a wire that's \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003etoo long\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, you'll have excess wire inside your gun. If we install one that's \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003etoo short\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, it may not reach your battery, requiring you to re-solder it anyway.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eIf you already know the wire length you need, simply leave us a note with your order. We'll gladly cut the wire to your requested length and solder on your preferred connector before shipping.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThis approach ensures you receive the correct wire length for your specific build while giving you the flexibility to use the connector you prefer.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e________________________________________________________________________________________________\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2 data-end=\"3355\" data-start=\"3317\"\u003e⚠️\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-end=\"3355\" data-start=\"3323\"\u003eDon’t Be Fooled by Knockoffs\u003c\/strong\u003e\n\u003c\/h2\u003e\n\u003ch2 data-end=\"3355\" data-start=\"3317\"\u003e\n\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong data-end=\"3416\" data-start=\"3360\"\u003eCattle Drive™ Springless Clutch Drive Feeding System\u003c\/strong\u003e\u003cspan\u003e is often imitated—but never duplicated.\u003c\/span\u003e\n\u003c\/h2\u003e\n\u003cul data-end=\"3617\" data-start=\"3458\"\u003e\n\u003cli data-end=\"3500\" data-start=\"3458\"\u003eDesigned, refined, and proven in-house\u003c\/li\u003e\n\u003cli data-end=\"3563\" data-start=\"3501\"\u003eBuilt with premium SLS Nylon PA12 and robust motor systems\u003c\/li\u003e\n\u003cli data-end=\"3617\" data-start=\"3564\"\u003eBacked by real-world testing, not marketing fluff\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"3662\" data-start=\"3619\"\u003e\u003cstrong data-end=\"2891\" data-start=\"2803\"\u003eDon’t trust your loadout to inferior clones. Choose the original. Choose Bull Craft.\u003c\/strong\u003e\u003c\/p\u003e\n\u003c!----\u003e","brand":"Bull Craft Industries","offers":[{"title":"Default Title","offer_id":42611860635722,"sku":"040687039313","price":176.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0571\/0440\/0458\/files\/BCILM249MagazineInsert_2.jpg?v=1719525764"},{"product_id":"stoner-96-magazine-insert","title":"Classic Army Stoner 96 2500 round Magazine Insert","description":"\u003cp\u003e\u003c!--StartFragment --\u003e\u003cstrong\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eClassic Army \/ Knight's Stoner 96 Magazine Insert \u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eEnhance your Classic Army Stoner 96 with Bull Craft’s precision-built magazine insert. Featuring our proven springless \u003cstrong\u003eCattle Drive Feed System\u003c\/strong\u003e, this lightweight yet durable upgrade delivers smooth, jam-free feeding without warping under heat. Engineered for reliability and performance, it’s everything you expect from a Bull Craft component — tested, trusted, and always ready.\u003c\/p\u003e\n\u003cp\u003e✅ Springless Design for Consistent Feeding\u003c\/p\u003e\n\u003cp\u003e✅ \u003cstrong\u003eRecommended Power Source:\u003c\/strong\u003e 11.1v LiPo for optimal performance\u003cbr\u003e✅ Lightweight \u0026amp; Heat-Resistant\u003cbr\u003e✅ Durable Nylon PA12 Construction\u003cbr\u003e✅ Comes with Bowden Spring\u003cbr\u003e✅ Wiring Diagrams Available\u003cbr\u003e✅ Superb Support via email, phone, Facebook, Instagram, and in-store\u003cbr\u003e✅ Quick Turnaround \u0026amp; Reliable Shipping\u003cbr\u003e✅ Actual Availability — No ghost listings\u003cbr\u003e✅ Tested with Titan, Aster, Leviathan, and Gate Warfet\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWeight:\u003c\/strong\u003e .5 lb\u003cbr\u003e\u003cstrong\u003eCapacity:\u003c\/strong\u003e 2500 round\u003cstrong\u003e\u003cem\u003e\u003c\/em\u003e\u003c\/strong\u003e\u003c!--EndFragment --\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAll Bull Craft drum magazines and inserts require a Trigger Control Unit (TCU) when paired with HPA platforms such as PolarStar or Wolverine. Without a TCU, standard FCUs lack power for motor-driven feeding. This applies across our drum \u0026amp; insert lines — if it runs HPA, it needs a TCU. With a TCU installed, feeding activates automatically on trigger pull. Already own an Airsoft Junkiez TCU? You’re good to go—our system runs seamlessly with it.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 1.07 lb empty \/ 3.1 lb loaded with 0.25g BBs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e PolarStar, Wolverine (TCU required)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 data-end=\"2909\" data-start=\"2842\"\u003e⚠️\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-end=\"2909\" data-start=\"2848\"\u003eImportant HPA Compatibility Notice — \u003cspan style=\"color: rgb(255, 42, 0);\"\u003eREAD BEFORE PURCHASE\u003c\/span\u003e\u003c\/strong\u003e\n\u003c\/h2\u003e\n\u003cp data-end=\"3059\" data-start=\"2910\"\u003eAll Bull Craft drum magazines and inserts\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-end=\"2992\" data-start=\"2952\"\u003erequire a Trigger Control Unit (TCU)\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ewhen paired with\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-end=\"3027\" data-start=\"3010\"\u003eHPA platforms\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003esuch as PolarStar or Wolverine.\u003c\/p\u003e\n\u003cul data-end=\"3310\" data-start=\"3061\"\u003e\n\u003cli data-end=\"3139\" data-start=\"3061\"\u003eStandard FCUs do\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-end=\"3087\" data-start=\"3080\"\u003enot\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eprovide sufficient power for motor-driven feeding\u003c\/li\u003e\n\u003cli data-end=\"3213\" data-start=\"3140\"\u003eWith a TCU installed, feeding activates automatically on trigger pull\u003c\/li\u003e\n\u003cli data-end=\"3310\" data-start=\"3214\"\u003eAlready running an\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-end=\"3258\" data-start=\"3235\"\u003eAirsoft Junkiez TCU\u003c\/strong\u003e? You’re good to go — full compatibility confirmed\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-end=\"3315\" data-start=\"3312\"\u003e\n\u003ch2 class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003e⚠️ IMPORTANT – Connector Not Included\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eYour magazine or insert is supplied with \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eapproximately 6.5\" of wire and no battery connector installed.\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e This allows you to choose the connector that best fits your setup, whether that's \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eJST, Deans (T-Plug), or another connector of your choice.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eWe're happy to solder on your preferred connector \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eat no additional charge\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, but because every gun and battery location is different, we don't know what wire length your build requires. If we install a wire that's \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003etoo long\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, you'll have excess wire inside your gun. If we install one that's \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003etoo short\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, it may not reach your battery, requiring you to re-solder it anyway.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eIf you already know the wire length you need, simply leave us a note with your order. We'll gladly cut the wire to your requested length and solder on your preferred connector before shipping.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThis approach ensures you receive the correct wire length for your specific build while giving you the flexibility to use the connector you prefer.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e________________________________________________________________________________________________\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2 data-end=\"3355\" data-start=\"3317\"\u003e⚠️\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-end=\"3355\" data-start=\"3323\"\u003eDon’t Be Fooled by Knockoffs\u003c\/strong\u003e\n\u003c\/h2\u003e\n\u003ch2 data-end=\"3355\" data-start=\"3317\"\u003e\n\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong data-end=\"3416\" data-start=\"3360\"\u003eCattle Drive™ Springless Clutch Drive Feeding System\u003c\/strong\u003e\u003cspan\u003e is often imitated—but never duplicated.\u003c\/span\u003e\n\u003c\/h2\u003e\n\u003cul data-end=\"3617\" data-start=\"3458\"\u003e\n\u003cli data-end=\"3500\" data-start=\"3458\"\u003eDesigned, refined, and proven in-house\u003c\/li\u003e\n\u003cli data-end=\"3563\" data-start=\"3501\"\u003eBuilt with premium SLS Nylon PA12 and robust motor systems\u003c\/li\u003e\n\u003cli data-end=\"3617\" data-start=\"3564\"\u003eBacked by real-world testing, not marketing fluff\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"3662\" data-start=\"3619\"\u003e\u003cstrong data-end=\"2891\" data-start=\"2803\"\u003eDon’t trust your loadout to inferior clones. Choose the original. Choose Bull Craft.\u003c\/strong\u003e\u003c\/p\u003e\n\u003c!----\u003e","brand":"Bull Craft Industries","offers":[{"title":"Default Title","offer_id":42612009304138,"sku":"040688126418","price":168.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0571\/0440\/0458\/files\/ClassicArmyStoner96MagInsert2.png?v=1722969778"},{"product_id":"pkm-box-magazine-insert","title":"PKM 5600rd Box Magazine Insert","description":"\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eUpgrade your original box magazine with dependable, high-capacity feeding.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThis purpose-built insert replaces the factory feeding components inside a compatible PKM or PKP box magazine. Powered by our proven \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eCattle Drive™ Springless Clutch Drive Feeding System\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, it provides smooth, consistent motor-driven feeding with a capacity of approximately \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e5,600 BBs\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe updated design includes an improved circuit board for better electrical continuity and dependable performance during sustained use. Each insert is designed, manufactured, and assembled in-house from durable \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eSLS Nylon PA12\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eFeatures\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eApproximately 5,600-BB capacity\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eCattle Drive™ Springless Clutch Drive Feeding System\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eImproved circuit board for reliable electrical continuity\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003ePowerful motor for consistent feeding\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eInternal, easy-access battery compartment\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eDurable SLS Nylon PA12 construction\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eIncludes Bowden spring\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eHPA and AEG wiring diagrams included\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eTested with TITAN, ASTER, Leviathan, and GATE WARFET\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eDesigned, manufactured, and assembled in the USA\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eFast turnaround and reliable shipping\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eNo ghost listings—we ship what we list\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eSupport available by email, phone, Facebook, Instagram, and in-store\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cspan\u003ePower Requirements\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eFor optimal performance, we recommend an \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e11.1V LiPo battery\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe insert can also operate on a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e7.4V LiPo\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, but feeding performance and maximum rate of fire may be reduced.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eSpecifications\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eCapacity:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Approximately 5,600 BBs\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eWeight:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Approximately 15 oz\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eConstruction:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e SLS Nylon PA12\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eProduct type:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Internal box-magazine insert\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eBowden spring:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Included\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eBattery:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Not included\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cspan\u003e⚠️ Important HPA Compatibility Notice\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eAll Bull Craft motor-driven magazine inserts require a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eTrigger Control Unit (TCU)\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e when used with HPA platforms such as PolarStar or Wolverine.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eStandard HPA FCUs do not supply enough power to operate the feeding motor. With a compatible TCU installed, the insert feeds automatically when the trigger is pulled.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eAlready using an \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eAirsoft Junkiez TCU\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e? You’re ready to go—compatibility has been confirmed.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003e⚠️ Battery Connector Not Included\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eThe insert is supplied with approximately \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e6.5 inches of wire and no battery connector installed\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. This allows you to use JST, Deans\/T-Plug, or another connector suited to your build.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eWe will install your preferred connector \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eat no additional charge\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. If you know the wire length your setup requires, leave a note with your order specifying:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eYour preferred connector\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eYour required wire length\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003eWe’ll cut the wire to the requested length and install the connector before shipping.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eBecause battery placement differs between builds, providing the correct wire length helps prevent excess wire or a lead that is too short to reach your battery.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003e⚠️ Don’t Be Fooled by Knockoffs\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eCattle Drive™ Springless Clutch Drive Feeding System\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is often imitated but never duplicated.\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eDesigned, refined, and proven in-house\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eManufactured from premium SLS Nylon PA12\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eEquipped with a robust, field-tested motor system\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eBacked by real-world testing and genuine customer support\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eChoose the original. Choose Bull Craft.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003c!----\u003e","brand":"Bull Craft Industries","offers":[{"title":"Default Title","offer_id":43217827463242,"sku":"040689779835","price":179.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0571\/0440\/0458\/files\/IMG_1136.png?v=1787246979"},{"product_id":"vfc-mk48-drum-magazine-insert","title":"VFC MK48 Box Magazine Insert","description":"\u003cp\u003e\u003cstrong\u003eVFC MK48 Box Magazine Insert \u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003c!--StartFragment --\u003e\u003c\/p\u003e\n\u003cp\u003eUpgrade your VFC MK48 with Bull Craft’s MK48 magazine insert, powered by our springless \u003cstrong\u003eCattle Drive Feed System\u003c\/strong\u003e — proven across our entire drum and insert lineup. Featuring a robust motor with external speed control, this insert delivers consistent feeding at variable speeds with minimal power draw. Built from ultra-durable Nylon PA12 and printed in-house in Florida, it’s engineered to withstand field abuse without warping or bending.\u003c\/p\u003e\n\u003cp\u003e✅ Made in the USA\u003cbr\u003e✅ Massive Motor w\/ External Speed Control – keeps you in the driver’s seat\u003cbr\u003e✅ Springless Design for Consistent Feeding\u003cbr\u003e✅ Super Durable Nylon PA12 Construction\u003cbr\u003e✅ Comes with Bowden Spring\u003cbr\u003e✅ Wiring Diagrams Available (AEG \u0026amp; HPA)\u003cbr\u003e✅ Tested with: Titan, Aster, Leviathan, Gate Warfet\u003cbr\u003e✅ Superb Support via email, phone, Facebook, Instagram, and in-store\u003cbr\u003e✅ Quick Turnaround \u0026amp; Reliable Shipping\u003cbr\u003e✅ Actual Availability — No ghost listings\u003cbr\u003e✅ \u003cstrong\u003eRecommended Power Source:\u003c\/strong\u003e 11.1v LiPo for optimal performance\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWeight:\u003c\/strong\u003e .39 lb\u003cbr\u003e\u003cstrong\u003eCapacity:\u003c\/strong\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAll Bull Craft drum magazines and inserts require a Trigger Control Unit (TCU) when paired with HPA platforms such as PolarStar or Wolverine. Without a TCU, standard FCUs lack power for motor-driven feeding. This applies across our drum \u0026amp; insert lines — if it runs HPA, it needs a TCU. With a TCU installed, feeding activates automatically on trigger pull. Already own an Airsoft Junkiez TCU? You’re good to go—our system runs seamlessly with it.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 1.07 lb empty \/ 3.1 lb loaded with 0.25g BBs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e PolarStar, Wolverine (TCU required)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 data-end=\"2909\" data-start=\"2842\"\u003e⚠️\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-end=\"2909\" data-start=\"2848\"\u003eImportant HPA Compatibility Notice — \u003cspan style=\"color: rgb(255, 42, 0);\"\u003eREAD BEFORE PURCHASE\u003c\/span\u003e\u003c\/strong\u003e\n\u003c\/h2\u003e\n\u003cp data-end=\"3059\" data-start=\"2910\"\u003eAll Bull Craft drum magazines and inserts\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-end=\"2992\" data-start=\"2952\"\u003erequire a Trigger Control Unit (TCU)\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ewhen paired with\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-end=\"3027\" data-start=\"3010\"\u003eHPA platforms\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003esuch as PolarStar or Wolverine.\u003c\/p\u003e\n\u003cul data-end=\"3310\" data-start=\"3061\"\u003e\n\u003cli data-end=\"3139\" data-start=\"3061\"\u003eStandard FCUs do\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-end=\"3087\" data-start=\"3080\"\u003enot\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eprovide sufficient power for motor-driven feeding\u003c\/li\u003e\n\u003cli data-end=\"3213\" data-start=\"3140\"\u003eWith a TCU installed, feeding activates automatically on trigger pull\u003c\/li\u003e\n\u003cli data-end=\"3310\" data-start=\"3214\"\u003eAlready running an\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-end=\"3258\" data-start=\"3235\"\u003eAirsoft Junkiez TCU\u003c\/strong\u003e? You’re good to go — full compatibility confirmed\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-end=\"3315\" data-start=\"3312\"\u003e\n\u003ch2 class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003e⚠️ IMPORTANT – Connector Not Included\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eYour magazine or insert is supplied with \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eapproximately 6.5\" of wire and no battery connector installed.\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e This allows you to choose the connector that best fits your setup, whether that's \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eJST, Deans (T-Plug), or another connector of your choice.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eWe're happy to solder on your preferred connector \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eat no additional charge\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, but because every gun and battery location is different, we don't know what wire length your build requires. If we install a wire that's \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003etoo long\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, you'll have excess wire inside your gun. If we install one that's \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003etoo short\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, it may not reach your battery, requiring you to re-solder it anyway.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eIf you already know the wire length you need, simply leave us a note with your order. We'll gladly cut the wire to your requested length and solder on your preferred connector before shipping.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThis approach ensures you receive the correct wire length for your specific build while giving you the flexibility to use the connector you prefer.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e________________________________________________________________________________________________\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2 data-end=\"3355\" data-start=\"3317\"\u003e⚠️\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-end=\"3355\" data-start=\"3323\"\u003eDon’t Be Fooled by Knockoffs\u003c\/strong\u003e\n\u003c\/h2\u003e\n\u003ch2 data-end=\"3355\" data-start=\"3317\"\u003e\n\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong data-end=\"3416\" data-start=\"3360\"\u003eCattle Drive™ Springless Clutch Drive Feeding System\u003c\/strong\u003e\u003cspan\u003e is often imitated—but never duplicated.\u003c\/span\u003e\n\u003c\/h2\u003e\n\u003cul data-end=\"3617\" data-start=\"3458\"\u003e\n\u003cli data-end=\"3500\" data-start=\"3458\"\u003eDesigned, refined, and proven in-house\u003c\/li\u003e\n\u003cli data-end=\"3563\" data-start=\"3501\"\u003eBuilt with premium SLS Nylon PA12 and robust motor systems\u003c\/li\u003e\n\u003cli data-end=\"3617\" data-start=\"3564\"\u003eBacked by real-world testing, not marketing fluff\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"3662\" data-start=\"3619\"\u003e\u003cstrong data-end=\"2891\" data-start=\"2803\"\u003eDon’t trust your loadout to inferior clones. Choose the original. Choose Bull Craft.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c!--EndFragment --\u003e\u003c\/p\u003e","brand":"Bull Craft Industries","offers":[{"title":"Default Title","offer_id":41779131678794,"sku":"047702628729","price":169.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0571\/0440\/0458\/files\/BCIVFCMK48DrumMagazineInsert_2.jpg?v=1733410357"},{"product_id":"lbt-mk46-box-magazine-insert","title":"LBT MK46 Box Magazine Insert","description":"\u003cp\u003e\u003c!--StartFragment --\u003e\u003cstrong\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003c!--StartFragment --\u003e\u003cstrong\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eReal Steel LBT MK46 2500rnd Magazine Insert\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eUpgrade your M249 with Bull Craft’s LBT MK46 2500-round magazine insert, purpose-built for users running a \u003cstrong\u003ereal steel LBT MK46 box magazine\u003c\/strong\u003e. Powered by our springless \u003cstrong\u003eCattle Drive Feed System\u003c\/strong\u003e, this insert features a massive motor with external speed control for flawless, high-speed feeding. Built from ultra-durable Nylon PA12 and printed in-house in Florida, it’s engineered to perform under pressure.\u003c\/p\u003e\n\u003cp\u003e✅ Made in the USA\u003cbr\u003e✅ Massive Motor w\/ External Speed Control – keeps you in the driver’s seat\u003c\/p\u003e\n\u003cp\u003e✅ \u003cstrong\u003eRecommended Power Source:\u003c\/strong\u003e 11.1v LiPo for optimal performance\u003cbr\u003e✅ Springless Design for Consistent Feeding\u003cbr\u003e✅ Super Durable Nylon PA12 Construction\u003cbr\u003e✅ Comes with Bowden Spring\u003cbr\u003e✅ Wiring Diagrams Available (AEG \u0026amp; HPA)\u003cbr\u003e✅ Tested with: Titan, Aster, Leviathan, Gate Warfet\u003cbr\u003e✅ Superb Support via email, phone, Facebook, Instagram, and in-store\u003cbr\u003e✅ Quick Turnaround \u0026amp; Reliable Shipping\u003cbr\u003e✅ Actual Availability — No ghost listings\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWeight:\u003c\/strong\u003e .35 lb\u003cbr\u003e\u003cstrong\u003eCapacity:\u003c\/strong\u003e 2500 rounds\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAll Bull Craft drum magazines and inserts require a Trigger Control Unit (TCU) when paired with HPA platforms such as PolarStar or Wolverine. Without a TCU, standard FCUs lack power for motor-driven feeding. This applies across our drum \u0026amp; insert lines — if it runs HPA, it needs a TCU. With a TCU installed, feeding activates automatically on trigger pull. Already own an Airsoft Junkiez TCU? You’re good to go—our system runs seamlessly with it.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 1.07 lb empty \/ 3.1 lb loaded with 0.25g BBs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e PolarStar, Wolverine (TCU required)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 data-end=\"2909\" data-start=\"2842\"\u003e⚠️\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-end=\"2909\" data-start=\"2848\"\u003eImportant HPA Compatibility Notice — \u003cspan style=\"color: rgb(255, 42, 0);\"\u003eREAD BEFORE PURCHASE\u003c\/span\u003e\u003c\/strong\u003e\n\u003c\/h2\u003e\n\u003cp data-end=\"3059\" data-start=\"2910\"\u003eAll Bull Craft drum magazines and inserts\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-end=\"2992\" data-start=\"2952\"\u003erequire a Trigger Control Unit (TCU)\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ewhen paired with\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-end=\"3027\" data-start=\"3010\"\u003eHPA platforms\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003esuch as PolarStar or Wolverine.\u003c\/p\u003e\n\u003cul data-end=\"3310\" data-start=\"3061\"\u003e\n\u003cli data-end=\"3139\" data-start=\"3061\"\u003eStandard FCUs do\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-end=\"3087\" data-start=\"3080\"\u003enot\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eprovide sufficient power for motor-driven feeding\u003c\/li\u003e\n\u003cli data-end=\"3213\" data-start=\"3140\"\u003eWith a TCU installed, feeding activates automatically on trigger pull\u003c\/li\u003e\n\u003cli data-end=\"3310\" data-start=\"3214\"\u003eAlready running an\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-end=\"3258\" data-start=\"3235\"\u003eAirsoft Junkiez TCU\u003c\/strong\u003e? You’re good to go — full compatibility confirmed\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-end=\"3315\" data-start=\"3312\"\u003e\n\u003ch2 class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003e⚠️ IMPORTANT – Connector Not Included\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eYour magazine or insert is supplied with \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eapproximately 6.5\" of wire and no battery connector installed.\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e This allows you to choose the connector that best fits your setup, whether that's \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eJST, Deans (T-Plug), or another connector of your choice.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eWe're happy to solder on your preferred connector \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eat no additional charge\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, but because every gun and battery location is different, we don't know what wire length your build requires. If we install a wire that's \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003etoo long\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, you'll have excess wire inside your gun. If we install one that's \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003etoo short\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, it may not reach your battery, requiring you to re-solder it anyway.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eIf you already know the wire length you need, simply leave us a note with your order. We'll gladly cut the wire to your requested length and solder on your preferred connector before shipping.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThis approach ensures you receive the correct wire length for your specific build while giving you the flexibility to use the connector you prefer.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e________________________________________________________________________________________________\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2 data-end=\"3355\" data-start=\"3317\"\u003e⚠️\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-end=\"3355\" data-start=\"3323\"\u003eDon’t Be Fooled by Knockoffs\u003c\/strong\u003e\n\u003c\/h2\u003e\n\u003ch2 data-end=\"3355\" data-start=\"3317\"\u003e\n\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong data-end=\"3416\" data-start=\"3360\"\u003eCattle Drive™ Springless Clutch Drive Feeding System\u003c\/strong\u003e\u003cspan\u003e is often imitated—but never duplicated.\u003c\/span\u003e\n\u003c\/h2\u003e\n\u003cul data-end=\"3617\" data-start=\"3458\"\u003e\n\u003cli data-end=\"3500\" data-start=\"3458\"\u003eDesigned, refined, and proven in-house\u003c\/li\u003e\n\u003cli data-end=\"3563\" data-start=\"3501\"\u003eBuilt with premium SLS Nylon PA12 and robust motor systems\u003c\/li\u003e\n\u003cli data-end=\"3617\" data-start=\"3564\"\u003eBacked by real-world testing, not marketing fluff\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"3662\" data-start=\"3619\"\u003e\u003cstrong data-end=\"2891\" data-start=\"2803\"\u003eDon’t trust your loadout to inferior clones. Choose the original. Choose Bull Craft.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003c!--EndFragment --\u003e\u003c\/p\u003e","brand":"Bull Craft Industries","offers":[{"title":"Default Title","offer_id":42611919683658,"sku":"047706467324","price":168.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0571\/0440\/0458\/files\/BullCraftLBTMK46MagInsert-MAVERIX1.jpg?v=1759951199"},{"product_id":"lbt-mk48-box-magazine-insert","title":"LBT MK48 Box Magazine Insert","description":"\u003cp\u003e\u003cstrong\u003eLBT MK48 Box Magazine Insert\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003c!--StartFragment --\u003e\u003cstrong\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eUpgrade your M249 with Bull Craft’s magazine insert designed specifically for users running a \u003cstrong\u003ereal steel LBT MK48 box magazine\u003c\/strong\u003e. Powered by our springless \u003cstrong\u003eCattle Drive Feed System\u003c\/strong\u003e, this insert features a robust motor with external speed control for consistent feeding at variable speeds. Built from ultra-durable Nylon PA12 and printed in-house in Florida, it’s engineered to withstand field abuse without warping or bending.\u003c\/p\u003e\n\u003cp\u003e✅ Made in the USA\u003cbr\u003e✅ Massive Motor w\/ External Speed Control – keeps you in the driver’s seat\u003cbr\u003e✅ Springless Design for Consistent Feeding\u003cbr\u003e✅ Super Durable Nylon PA12 Construction\u003cbr\u003e✅ Comes with Bowden Spring\u003cbr\u003e✅ Wiring Diagrams Available (AEG \u0026amp; HPA)\u003cbr\u003e✅ Tested with: Titan, Aster, Leviathan, Gate Warfet\u003cbr\u003e✅ Superb Support via email, phone, Facebook, Instagram, and in-store\u003cbr\u003e✅ Quick Turnaround \u0026amp; Reliable Shipping\u003cbr\u003e✅ Actual Availability — No ghost listings\u003cbr\u003e✅ \u003cstrong\u003eRecommended Power Source:\u003c\/strong\u003e 11.1v LiPo for optimal performance\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWeight:\u003c\/strong\u003e .39 lb\u003cbr\u003e\u003cstrong\u003eCapacity:\u003c\/strong\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAll Bull Craft drum magazines and inserts require a Trigger Control Unit (TCU) when paired with HPA platforms such as PolarStar or Wolverine. Without a TCU, standard FCUs lack power for motor-driven feeding. This applies across our drum \u0026amp; insert lines — if it runs HPA, it needs a TCU. With a TCU installed, feeding activates automatically on trigger pull. Already own an Airsoft Junkiez TCU? You’re good to go—our system runs seamlessly with it.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 1.07 lb empty \/ 3.1 lb loaded with 0.25g BBs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e PolarStar, Wolverine (TCU required)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 data-end=\"2909\" data-start=\"2842\"\u003e⚠️\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-end=\"2909\" data-start=\"2848\"\u003eImportant HPA Compatibility Notice — \u003cspan style=\"color: rgb(255, 42, 0);\"\u003eREAD BEFORE PURCHASE\u003c\/span\u003e\u003c\/strong\u003e\n\u003c\/h2\u003e\n\u003cp data-end=\"3059\" data-start=\"2910\"\u003eAll Bull Craft drum magazines and inserts\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-end=\"2992\" data-start=\"2952\"\u003erequire a Trigger Control Unit (TCU)\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ewhen paired with\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-end=\"3027\" data-start=\"3010\"\u003eHPA platforms\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003esuch as PolarStar or Wolverine.\u003c\/p\u003e\n\u003cul data-end=\"3310\" data-start=\"3061\"\u003e\n\u003cli data-end=\"3139\" data-start=\"3061\"\u003eStandard FCUs do\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-end=\"3087\" data-start=\"3080\"\u003enot\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eprovide sufficient power for motor-driven feeding\u003c\/li\u003e\n\u003cli data-end=\"3213\" data-start=\"3140\"\u003eWith a TCU installed, feeding activates automatically on trigger pull\u003c\/li\u003e\n\u003cli data-end=\"3310\" data-start=\"3214\"\u003eAlready running an\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-end=\"3258\" data-start=\"3235\"\u003eAirsoft Junkiez TCU\u003c\/strong\u003e? You’re good to go — full compatibility confirmed\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-end=\"3315\" data-start=\"3312\"\u003e\n\u003ch2 class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003e⚠️ IMPORTANT – Connector Not Included\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eYour magazine or insert is supplied with \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eapproximately 6.5\" of wire and no battery connector installed.\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e This allows you to choose the connector that best fits your setup, whether that's \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eJST, Deans (T-Plug), or another connector of your choice.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eWe're happy to solder on your preferred connector \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eat no additional charge\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, but because every gun and battery location is different, we don't know what wire length your build requires. If we install a wire that's \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003etoo long\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, you'll have excess wire inside your gun. If we install one that's \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003etoo short\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, it may not reach your battery, requiring you to re-solder it anyway.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eIf you already know the wire length you need, simply leave us a note with your order. We'll gladly cut the wire to your requested length and solder on your preferred connector before shipping.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThis approach ensures you receive the correct wire length for your specific build while giving you the flexibility to use the connector you prefer.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e________________________________________________________________________________________________\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2 data-end=\"3355\" data-start=\"3317\"\u003e⚠️\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-end=\"3355\" data-start=\"3323\"\u003eDon’t Be Fooled by Knockoffs\u003c\/strong\u003e\n\u003c\/h2\u003e\n\u003ch2 data-end=\"3355\" data-start=\"3317\"\u003e\n\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong data-end=\"3416\" data-start=\"3360\"\u003eCattle Drive™ Springless Clutch Drive Feeding System\u003c\/strong\u003e\u003cspan\u003e is often imitated—but never duplicated.\u003c\/span\u003e\n\u003c\/h2\u003e\n\u003cul data-end=\"3617\" data-start=\"3458\"\u003e\n\u003cli data-end=\"3500\" data-start=\"3458\"\u003eDesigned, refined, and proven in-house\u003c\/li\u003e\n\u003cli data-end=\"3563\" data-start=\"3501\"\u003eBuilt with premium SLS Nylon PA12 and robust motor systems\u003c\/li\u003e\n\u003cli data-end=\"3617\" data-start=\"3564\"\u003eBacked by real-world testing, not marketing fluff\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"3662\" data-start=\"3619\"\u003e\u003cstrong data-end=\"2891\" data-start=\"2803\"\u003eDon’t trust your loadout to inferior clones. Choose the original. Choose Bull Craft.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Bull Craft Industries","offers":[{"title":"Default Title","offer_id":41779652755530,"sku":"047706439062","price":169.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0571\/0440\/0458\/files\/BCILAMBDADefenseMK48BoxMagazineInsert_3_5d6c66f1-7502-4c3f-ad95-0ff7e7ac09f6.jpg?v=1752712800"},{"product_id":"lambda-mk48-magazine-insert","title":"LAMBDA MK48 Magazine Insert","description":"\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eLAMBDA MK48 Magazine Insert\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eUpgrade your MK48 with Bull Craft’s newest insert—engineered for relentless reliability and powered by our springless \u003cstrong\u003eCattle Drive Feed System\u003c\/strong\u003e. Printed in-house using ultra-durable Nylon PA12, this system features a robust motor for consistent, high-speed feeding and performance under pressure. No warping, no burnout—just clean operation and battle-tested dependability.\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan\u003e✅ Made in the\u003c\/span\u003e USA\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e✅ Springless Cattle Drive Feed System\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e✅ \u003cstrong\u003eRecommended Power Source:\u003c\/strong\u003e 11.1v LiPo for optimal performance\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e✅ Powerful Motor for Consistent Feeding\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e✅ Ultra Durable Nylon PA12 Construction\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e✅ Optimized for 11.1v LiPo\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e✅ Comes with Bowden Spring\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e✅ Wiring Diagrams for HPA \u0026amp; AEG Included\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e✅ Quick Turnaround \u0026amp; Reliable Shipping\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e✅ Tested with Titan, Aster, Leviathan, Gate Warfet\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e✅ Superb Support via Email, Phone, Facebook, Instagram, and In-Store\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e✅ No Ghost Listings — We Ship What We List\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eWeight .5 lb\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eCapacity: Coming Soon\u003c\/strong\u003e\u003c\/span\u003e\u003cem\u003e\u003cstrong\u003e\u003c\/strong\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAll Bull Craft drum magazines and inserts require a Trigger Control Unit (TCU) when paired with HPA platforms such as PolarStar or Wolverine. Without a TCU, standard FCUs lack power for motor-driven feeding. This applies across our drum \u0026amp; insert lines — if it runs HPA, it needs a TCU. With a TCU installed, feeding activates automatically on trigger pull. Already own an Airsoft Junkiez TCU? You’re good to go—our system runs seamlessly with it.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 1.07 lb empty \/ 3.1 lb loaded with 0.25g BBs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e PolarStar, Wolverine (TCU required)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 data-end=\"2909\" data-start=\"2842\"\u003e⚠️\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-end=\"2909\" data-start=\"2848\"\u003eImportant HPA Compatibility Notice — \u003cspan style=\"color: rgb(255, 42, 0);\"\u003eREAD BEFORE PURCHASE\u003c\/span\u003e\u003c\/strong\u003e\n\u003c\/h2\u003e\n\u003cp data-end=\"3059\" data-start=\"2910\"\u003eAll Bull Craft drum magazines and inserts\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-end=\"2992\" data-start=\"2952\"\u003erequire a Trigger Control Unit (TCU)\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ewhen paired with\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-end=\"3027\" data-start=\"3010\"\u003eHPA platforms\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003esuch as PolarStar or Wolverine.\u003c\/p\u003e\n\u003cul data-end=\"3310\" data-start=\"3061\"\u003e\n\u003cli data-end=\"3139\" data-start=\"3061\"\u003eStandard FCUs do\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-end=\"3087\" data-start=\"3080\"\u003enot\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eprovide sufficient power for motor-driven feeding\u003c\/li\u003e\n\u003cli data-end=\"3213\" data-start=\"3140\"\u003eWith a TCU installed, feeding activates automatically on trigger pull\u003c\/li\u003e\n\u003cli data-end=\"3310\" data-start=\"3214\"\u003eAlready running an\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-end=\"3258\" data-start=\"3235\"\u003eAirsoft Junkiez TCU\u003c\/strong\u003e? You’re good to go — full compatibility confirmed\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-end=\"3315\" data-start=\"3312\"\u003e\n\u003ch2 class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003e⚠️ IMPORTANT – Connector Not Included\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eYour magazine or insert is supplied with \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eapproximately 6.5\" of wire and no battery connector installed.\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e This allows you to choose the connector that best fits your setup, whether that's \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eJST, Deans (T-Plug), or another connector of your choice.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eWe're happy to solder on your preferred connector \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eat no additional charge\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, but because every gun and battery location is different, we don't know what wire length your build requires. If we install a wire that's \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003etoo long\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, you'll have excess wire inside your gun. If we install one that's \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003etoo short\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, it may not reach your battery, requiring you to re-solder it anyway.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eIf you already know the wire length you need, simply leave us a note with your order. We'll gladly cut the wire to your requested length and solder on your preferred connector before shipping.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThis approach ensures you receive the correct wire length for your specific build while giving you the flexibility to use the connector you prefer.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e________________________________________________________________________________________________\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2 data-end=\"3355\" data-start=\"3317\"\u003e⚠️\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-end=\"3355\" data-start=\"3323\"\u003eDon’t Be Fooled by Knockoffs\u003c\/strong\u003e\n\u003c\/h2\u003e\n\u003ch2 data-end=\"3355\" data-start=\"3317\"\u003e\n\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong data-end=\"3416\" data-start=\"3360\"\u003eCattle Drive™ Springless Clutch Drive Feeding System\u003c\/strong\u003e\u003cspan\u003e is often imitated—but never duplicated.\u003c\/span\u003e\n\u003c\/h2\u003e\n\u003cul data-end=\"3617\" data-start=\"3458\"\u003e\n\u003cli data-end=\"3500\" data-start=\"3458\"\u003eDesigned, refined, and proven in-house\u003c\/li\u003e\n\u003cli data-end=\"3563\" data-start=\"3501\"\u003eBuilt with premium SLS Nylon PA12 and robust motor systems\u003c\/li\u003e\n\u003cli data-end=\"3617\" data-start=\"3564\"\u003eBacked by real-world testing, not marketing fluff\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"3662\" data-start=\"3619\"\u003e\u003cstrong data-end=\"2891\" data-start=\"2803\"\u003eDon’t trust your loadout to inferior clones. Choose the original. Choose Bull Craft.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Bull Craft Industries","offers":[{"title":"Default Title","offer_id":41779690766410,"sku":"047706945068","price":194.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0571\/0440\/0458\/files\/BCILAMBDADefenseBoxMagInsert3.png?v=1733418269"},{"product_id":"ammo-can-insert-30cal-50cal","title":"M249 Ammo Can Insert (.30cal \u0026 .50cal)","description":"\u003ch2 data-end=\"326\" data-start=\"270\"\u003e\u003cstrong data-end=\"326\" data-start=\"273\"\u003eM249 Ammo Can Inserts — .30cal \u0026amp; .50cal BMG Brahma Options\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp data-end=\"373\" data-start=\"328\"\u003e\u003cstrong data-end=\"373\" data-start=\"328\"\u003eVehicle-grade feeding. Zero interruption.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"671\" data-start=\"375\"\u003eThe Bull Craft \u003cstrong data-end=\"415\" data-start=\"390\"\u003eM249 Ammo Can Inserts\u003c\/strong\u003e are purpose-built for platforms that \u003cstrong data-end=\"469\" data-start=\"453\"\u003edon’t reload\u003c\/strong\u003e—technicals, turrets, vehicle mounts, and sustained-fire suppression rigs. Designed by direct customer demand, these inserts weaponize logistics by keeping your system fed when stopping isn’t an option.\u003c\/p\u003e\n\u003cp data-end=\"1007\" data-start=\"673\"\u003ePowered by our proven \u003cstrong data-end=\"735\" data-start=\"695\"\u003eCattle Drive™ Springless Feed System\u003c\/strong\u003e, driven by high-torque motors, and housed in \u003cstrong data-end=\"813\" data-start=\"781\"\u003eultra-durable SLS Nylon PA12\u003c\/strong\u003e, these inserts are engineered to run hot, feed relentlessly, and survive real abuse. Compact or massive, each option is designed around the same mission: \u003cstrong data-end=\"1006\" data-start=\"968\"\u003econtinuous fire without compromise\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp data-end=\"1104\" data-start=\"1009\"\u003eDesigned, printed, and assembled in \u003cstrong data-end=\"1061\" data-start=\"1045\"\u003eFlorida, USA\u003c\/strong\u003e—because fire superiority isn’t outsourced.\u003c\/p\u003e\n\u003chr data-end=\"1109\" data-start=\"1106\"\u003e\n\u003ch2 data-end=\"1142\" data-start=\"1111\"\u003e\u003cstrong data-end=\"1142\" data-start=\"1114\"\u003eAvailable Configurations\u003c\/strong\u003e\u003c\/h2\u003e\n\u003ch3 data-end=\"1192\" data-start=\"1144\"\u003e\u003cstrong data-end=\"1192\" data-start=\"1148\"\u003e.30 cal Ammo Can Insert — “Ammo Can Pup”\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-end=\"1225\" data-start=\"1193\"\u003e\u003cstrong data-end=\"1225\" data-start=\"1193\"\u003eCompact. Mobile. Relentless.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"1509\" data-start=\"1227\"\u003eBuilt for tighter vehicle setups and mobile platforms, the \u003cstrong data-end=\"1302\" data-start=\"1286\"\u003eAmmo Can Pup\u003c\/strong\u003e delivers extreme capacity in a more compact footprint. Smaller than its big brother, but still capable of feeding \u003cstrong data-end=\"1438\" data-start=\"1417\"\u003eup to ~15,000 BBs\u003c\/strong\u003e, it’s designed for operators who need sustained fire without the bulk.\u003c\/p\u003e\n\u003cul data-end=\"1718\" data-start=\"1511\"\u003e\n\u003cli data-end=\"1560\" data-start=\"1511\"\u003eCompact motor with \u003cstrong data-end=\"1558\" data-start=\"1532\"\u003eexternal speed control\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1619\" data-start=\"1561\"\u003eSpringless feed wheel for consistent, jam-free feeding\u003c\/li\u003e\n\u003cli data-end=\"1674\" data-start=\"1620\"\u003eOptimized for vehicle mounts and box-mag platforms\u003c\/li\u003e\n\u003cli data-end=\"1718\" data-start=\"1675\"\u003eMassive capacity in a smaller footprint\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1773\" data-start=\"1720\"\u003e\u003cstrong data-end=\"1743\" data-start=\"1720\"\u003eEstimated Capacity:\u003c\/strong\u003e ~15,000 BBs\u003cbr data-end=\"1758\" data-start=\"1755\"\u003e\u003cstrong data-end=\"1769\" data-start=\"1758\"\u003eWeight:\u003c\/strong\u003e TBD\u003c\/p\u003e\n\u003chr data-end=\"1778\" data-start=\"1775\"\u003e\n\u003ch3 data-end=\"1830\" data-start=\"1780\"\u003e\u003cstrong data-end=\"1830\" data-start=\"1784\"\u003e.50 cal Ammo Can Insert — “Ammo Can Daddy”\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-end=\"1867\" data-start=\"1831\"\u003e\u003cstrong data-end=\"1867\" data-start=\"1831\"\u003eMaximum volume. Total dominance.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"2135\" data-start=\"1869\"\u003eThe \u003cstrong data-end=\"1900\" data-start=\"1873\"\u003e.50 cal Ammo Can Insert\u003c\/strong\u003e is unapologetically massive—built for high-capacity dominance and extended suppression. Featuring an oversized motor and the same ruthless Cattle Drive™ system, this unit is engineered for platforms that plan to \u003cstrong data-end=\"2134\" data-start=\"2113\"\u003estay in the fight\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cul data-end=\"2379\" data-start=\"2137\"\u003e\n\u003cli data-end=\"2200\" data-start=\"2137\"\u003eOversized high-torque motor with \u003cstrong data-end=\"2198\" data-start=\"2172\"\u003eexternal speed control\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"2259\" data-start=\"2201\"\u003eSpringless feed wheel design for sustained reliability\u003c\/li\u003e\n\u003cli data-end=\"2328\" data-start=\"2260\"\u003eExtreme capacity limited only by how much you’re willing to load\u003c\/li\u003e\n\u003cli data-end=\"2379\" data-start=\"2329\"\u003eDesigned for vehicle and fixed-mount platforms\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"2442\" data-start=\"2381\"\u003e\u003cstrong data-end=\"2394\" data-start=\"2381\"\u003eCapacity:\u003c\/strong\u003e Extremely high (load-limited)\u003cbr data-end=\"2427\" data-start=\"2424\"\u003e\u003cstrong data-end=\"2438\" data-start=\"2427\"\u003eWeight:\u003c\/strong\u003e TBD\u003c\/p\u003e\n\u003chr data-end=\"2447\" data-start=\"2444\"\u003e\n\u003ch2 data-end=\"2486\" data-start=\"2449\"\u003e\u003cstrong data-end=\"2486\" data-start=\"2452\"\u003eShared Features (All Variants)\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp data-end=\"3138\" data-start=\"2488\"\u003e✅ \u003cstrong data-end=\"2509\" data-start=\"2490\"\u003eMade in the USA\u003c\/strong\u003e — Designed, printed, and assembled in Florida\u003cbr data-end=\"2558\" data-start=\"2555\"\u003e✅ \u003cstrong data-end=\"2600\" data-start=\"2560\"\u003eCattle Drive™ Springless Feed System\u003c\/strong\u003e — No springs, no jams\u003cbr data-end=\"2625\" data-start=\"2622\"\u003e✅ \u003cstrong data-end=\"2674\" data-start=\"2627\"\u003eHigh-Torque Motor w\/ External Speed Control\u003c\/strong\u003e\u003cbr data-end=\"2677\" data-start=\"2674\"\u003e✅ \u003cstrong data-end=\"2708\" data-start=\"2679\"\u003eRecommended Power Source:\u003c\/strong\u003e 11.1v LiPo for optimal performance\u003cbr data-end=\"2746\" data-start=\"2743\"\u003e✅ \u003cstrong data-end=\"2793\" data-start=\"2748\"\u003eUltra-Durable SLS Nylon PA12 Construction\u003c\/strong\u003e\u003cbr data-end=\"2796\" data-start=\"2793\"\u003e✅ \u003cstrong data-end=\"2824\" data-start=\"2798\"\u003eIncludes Bowden Spring\u003c\/strong\u003e\u003cbr data-end=\"2827\" data-start=\"2824\"\u003e✅ \u003cstrong data-end=\"2857\" data-start=\"2829\"\u003eWiring Diagrams Included\u003c\/strong\u003e\u003cbr data-end=\"2860\" data-start=\"2857\"\u003e✅ \u003cstrong data-end=\"2878\" data-start=\"2862\"\u003eTested with:\u003c\/strong\u003e Titan, Aster, Leviathan, Gate WARFET\u003cbr data-end=\"2918\" data-start=\"2915\"\u003e✅ \u003cstrong data-end=\"2970\" data-start=\"2920\"\u003eCompatible with box mags and vehicle platforms\u003c\/strong\u003e\u003cbr data-end=\"2973\" data-start=\"2970\"\u003e✅ \u003cstrong data-end=\"2993\" data-start=\"2975\"\u003eSuperb Support\u003c\/strong\u003e via email, phone, Facebook, Instagram, and in-store\u003cbr data-end=\"3048\" data-start=\"3045\"\u003e✅ \u003cstrong data-end=\"3090\" data-start=\"3050\"\u003eQuick Turnaround \u0026amp; Reliable Shipping\u003c\/strong\u003e\u003cbr data-end=\"3093\" data-start=\"3090\"\u003e✅ \u003cstrong data-end=\"3138\" data-start=\"3095\"\u003eActual Availability — No ghost listings\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAll Bull Craft drum magazines and inserts require a Trigger Control Unit (TCU) when paired with HPA platforms such as PolarStar or Wolverine. Without a TCU, standard FCUs lack power for motor-driven feeding. This applies across our drum \u0026amp; insert lines — if it runs HPA, it needs a TCU. With a TCU installed, feeding activates automatically on trigger pull. Already own an Airsoft Junkiez TCU? You’re good to go—our system runs seamlessly with it.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 1.07 lb empty \/ 3.1 lb loaded with 0.25g BBs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e PolarStar, Wolverine (TCU required)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 data-end=\"2909\" data-start=\"2842\"\u003e⚠️\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-end=\"2909\" data-start=\"2848\"\u003eImportant HPA Compatibility Notice — \u003cspan style=\"color: rgb(255, 42, 0);\"\u003eREAD BEFORE PURCHASE\u003c\/span\u003e\u003c\/strong\u003e\n\u003c\/h2\u003e\n\u003cp data-end=\"3059\" data-start=\"2910\"\u003eAll Bull Craft drum magazines and inserts\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-end=\"2992\" data-start=\"2952\"\u003erequire a Trigger Control Unit (TCU)\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ewhen paired with\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-end=\"3027\" data-start=\"3010\"\u003eHPA platforms\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003esuch as PolarStar or Wolverine.\u003c\/p\u003e\n\u003cul data-end=\"3310\" data-start=\"3061\"\u003e\n\u003cli data-end=\"3139\" data-start=\"3061\"\u003eStandard FCUs do\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-end=\"3087\" data-start=\"3080\"\u003enot\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eprovide sufficient power for motor-driven feeding\u003c\/li\u003e\n\u003cli data-end=\"3213\" data-start=\"3140\"\u003eWith a TCU installed, feeding activates automatically on trigger pull\u003c\/li\u003e\n\u003cli data-end=\"3310\" data-start=\"3214\"\u003eAlready running an\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-end=\"3258\" data-start=\"3235\"\u003eAirsoft Junkiez TCU\u003c\/strong\u003e? You’re good to go — full compatibility confirmed\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-end=\"3315\" data-start=\"3312\"\u003e\n\u003ch2 class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003e⚠️ IMPORTANT – Connector Not Included\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eYour magazine or insert is supplied with \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eapproximately 6.5\" of wire and no battery connector installed.\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e This allows you to choose the connector that best fits your setup, whether that's \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eJST, Deans (T-Plug), or another connector of your choice.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eWe're happy to solder on your preferred connector \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eat no additional charge\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, but because every gun and battery location is different, we don't know what wire length your build requires. If we install a wire that's \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003etoo long\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, you'll have excess wire inside your gun. If we install one that's \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003etoo short\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, it may not reach your battery, requiring you to re-solder it anyway.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eIf you already know the wire length you need, simply leave us a note with your order. We'll gladly cut the wire to your requested length and solder on your preferred connector before shipping.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThis approach ensures you receive the correct wire length for your specific build while giving you the flexibility to use the connector you prefer.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e________________________________________________________________________________________________\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2 data-end=\"3355\" data-start=\"3317\"\u003e⚠️\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-end=\"3355\" data-start=\"3323\"\u003eDon’t Be Fooled by Knockoffs\u003c\/strong\u003e\n\u003c\/h2\u003e\n\u003ch2 data-end=\"3355\" data-start=\"3317\"\u003e\n\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong data-end=\"3416\" data-start=\"3360\"\u003eCattle Drive™ Springless Clutch Drive Feeding System\u003c\/strong\u003e\u003cspan\u003e is often imitated—but never duplicated.\u003c\/span\u003e\n\u003c\/h2\u003e\n\u003cul data-end=\"3617\" data-start=\"3458\"\u003e\n\u003cli data-end=\"3500\" data-start=\"3458\"\u003eDesigned, refined, and proven in-house\u003c\/li\u003e\n\u003cli data-end=\"3563\" data-start=\"3501\"\u003eBuilt with premium SLS Nylon PA12 and robust motor systems\u003c\/li\u003e\n\u003cli data-end=\"3617\" data-start=\"3564\"\u003eBacked by real-world testing, not marketing fluff\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"3662\" data-start=\"3619\"\u003e\u003cstrong data-end=\"2891\" data-start=\"2803\"\u003eDon’t trust your loadout to inferior clones. Choose the original. Choose Bull Craft.\u003c\/strong\u003e\u003c\/p\u003e\n\u003c!----\u003e","brand":"Bull Craft Industries","offers":[{"title":".30cal - PUP","offer_id":43239046578250,"sku":"040687698831","price":264.95,"currency_code":"USD","in_stock":true},{"title":".50cal - DADDY","offer_id":43239046611018,"sku":"040683937811","price":284.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0571\/0440\/0458\/files\/BCI30CALMagInsert1.jpg?v=1760037753"},{"product_id":"bfm-100-m249-airsoft-magazine","title":"Tribe Tactical BFM-100 M249 Airsoft Magazine + Insert","description":"\u003ch2\u003eTribe Tactical BFM-100 M249 Airsoft Magazine Conversion\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003ePremium Tribe Tactical shell. Approximately 3,500-BB capacity. Powered by Bull Craft’s Cattle Drive™ feeding system.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis Bull Craft magazine conversion transforms the Tribe Tactical Supply BFM-100 nutsack shell into a high-capacity electric airsoft magazine for M249, MK46 and compatible support-weapon platforms.\u003c\/p\u003e\n\n\u003cp\u003eChoose the complete magazine with a Tribe Tactical BFM-100 shell and Bull Craft insert, or purchase the insert by itself for a BFM-100 shell you already own.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eThis insert is designed specifically for the Tribe Tactical Supply BFM-100 shell. It does not fit standard airsoft M249 nutsack magazine shells.\u003c\/strong\u003e If you have a regular airsoft nutsack magazine, see our \u003ca href=\"https:\/\/bullcraftindustries.com\/products\/bci-m249-nutsack-magazine-insert\"\u003eM249 2,500-round standard-shell magazine insert\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch2\u003eAvailable Configurations\u003c\/h2\u003e\n\n\u003ch3\u003eComplete BFM-100 Magazine\u003c\/h3\u003e\n\n\u003cp\u003eIncludes a genuine Tribe Tactical Supply BFM-100 shell with the Bull Craft Cattle Drive™ magazine insert installed.\u003c\/p\u003e\n\n\u003ch3\u003eBFM-100 Insert Only\u003c\/h3\u003e\n\n\u003cp\u003eFor customers who already own a Tribe Tactical Supply BFM-100 shell. This option includes the Bull Craft airsoft magazine insert without the fabric shell.\u003c\/p\u003e\n\n\u003ch2\u003eBFM-100 Shell Colors\u003c\/h2\u003e\n\n\u003cp\u003eComplete magazine configurations are available in:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eMultiCam\u003c\/li\u003e\n  \u003cli\u003eRanger Green\u003c\/li\u003e\n  \u003cli\u003eCoyote Brown\u003c\/li\u003e\n  \u003cli\u003eBlack\u003c\/li\u003e\n  \u003cli\u003eM81 Woodland\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eThe BFM-100 is constructed from higher-quality materials than typical airsoft magazine shells, providing a more durable, realistic and field-ready magazine platform.\u003c\/p\u003e\n\n\u003ch2\u003eCattle Drive™ Feed System\u003c\/h2\u003e\n\n\u003cp\u003eThe Bull Craft insert uses our Cattle Drive™ Springless Clutch Drive Feeding System to deliver consistent feeding during sustained fire. Its high-torque motor and external speed adjustment allow the magazine to be tuned for a wide range of airsoft builds and rates of fire.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eApproximately 3,500-BB capacity\u003c\/li\u003e\n  \u003cli\u003eSpringless clutch-drive feeding system\u003c\/li\u003e\n  \u003cli\u003eExternally adjustable feeding speed from approximately 6 to 40+ BPS\u003c\/li\u003e\n  \u003cli\u003eCompatible with 7.4V and 11.1V LiPo batteries\u003c\/li\u003e\n  \u003cli\u003eHigh-torque, self-clearing feed mechanism\u003c\/li\u003e\n  \u003cli\u003eDurable SLS-printed Nylon PA12 insert components\u003c\/li\u003e\n  \u003cli\u003eIncludes Bowden feed spring\u003c\/li\u003e\n  \u003cli\u003eDesigned and manufactured by Bull Craft Industries in Florida, USA\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003ePlatform and Feed Block Options\u003c\/h2\u003e\n\n\u003cp\u003eSelect the feed block that matches your airsoft platform when ordering:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eM249 feed block\u003c\/li\u003e\n  \u003cli\u003eStoner 96 feed block with feed tube adapter\u003c\/li\u003e\n  \u003cli\u003eStoner 63 feed block\u003c\/li\u003e\n  \u003cli\u003eM240 feed block\u003c\/li\u003e\n  \u003cli\u003eNo feed block\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eConfirm your platform and required feed block before ordering.\u003c\/strong\u003e A feed block is included only when selected.\u003c\/p\u003e\n\n\u003ch2\u003eAEG and HPA Compatibility\u003c\/h2\u003e\n\n\u003ch3\u003eAEG Setup\u003c\/h3\u003e\n\n\u003cp\u003eSelect the AEG configuration when using the magazine with a compatible electronically controlled AEG. A separate Trigger Control Unit is not required for the standard AEG configuration.\u003c\/p\u003e\n\n\u003ch3\u003eHPA Setup\u003c\/h3\u003e\n\n\u003cp\u003eHPA platforms using PolarStar or Wolverine engines require a compatible Trigger Control Unit (TCU). A standard FCU cannot supply sufficient power for the magazine motor.\u003c\/p\u003e\n\n\u003cp\u003eWith the correct TCU installed, the magazine feeds automatically when the trigger is pulled. If you already own an Airsoft Junkiez TCU, no additional TCU is required. Otherwise, select the correct TCU when ordering or \u003ca href=\"https:\/\/bullcraftindustries.com\/products\/tcu-for-hpa-outlaw-magazine-inserts\"\u003epurchase a compatible TCU here\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eShell compatibility:\u003c\/strong\u003e Tribe Tactical Supply BFM-100\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAirsoft capacity:\u003c\/strong\u003e Approximately 3,500 BBs\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFeed rate:\u003c\/strong\u003e Externally adjustable from approximately 6 to 40+ BPS\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePower:\u003c\/strong\u003e 7.4V or 11.1V LiPo\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInsert construction:\u003c\/strong\u003e SLS Nylon PA12\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEmpty weight:\u003c\/strong\u003e Approximately 1.07 lb\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLoaded weight:\u003c\/strong\u003e Approximately 3.1 lb with 0.25g BBs\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eConnector and Wiring Information\u003c\/h2\u003e\n\n\u003cp\u003eThe magazine insert is supplied with approximately 6.5 inches of wire and no battery connector installed by default. This allows you to choose JST, Deans\/T-Plug or another connector that matches your build.\u003c\/p\u003e\n\n\u003cp\u003eBull Craft can install your preferred connector at no additional charge. Include the connector type and required wire length in your order notes. If you do not know the correct wire length, contact us before ordering.\u003c\/p\u003e\n\n\u003ch2\u003eWhat’s Included\u003c\/h2\u003e\n\n\u003cul\u003e\n  \u003cli\u003eYour selected complete-magazine or insert-only configuration\u003c\/li\u003e\n  \u003cli\u003eBowden feed spring\u003c\/li\u003e\n  \u003cli\u003eFeed block only when selected\u003c\/li\u003e\n  \u003cli\u003eTCU only when selected\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eU.S. Shipping Restriction\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003eThe Tribe Tactical Supply BFM-100 shell cannot be shipped outside the United States.\u003c\/strong\u003e The Bull Craft insert-only configuration may be available for international shipping.\u003c\/p\u003e\n\n\u003cp\u003eInternational customers should select the insert-only option and provide their own BFM-100 shell. Contact Bull Craft before ordering if you have questions about destination eligibility.\u003c\/p\u003e\n\n\u003ch2\u003eInstallation and Support\u003c\/h2\u003e\n\n\u003cp\u003eBefore installation, disconnect the battery or air supply and confirm that you selected the correct feed block and electronic configuration. Visit our \u003ca href=\"https:\/\/bullcraftindustries.com\/pages\/installation-videos\"\u003einstallation video library\u003c\/a\u003e for setup guidance or contact Bull Craft for technical support.\u003c\/p\u003e\n\n\u003cp\u003e\u003ca href=\"https:\/\/bullcraftindustries.com\/collections\/m249-mk46-mk48-line-bull-craft\"\u003eBrowse additional M249, MK46 and MK48 upgrades\u003c\/a\u003e.\u003c\/p\u003e","brand":"Bull Craft Industries","offers":[{"title":"Complete Magazine — BFM-100 Shell + Insert \/ Multicam","offer_id":43684757962826,"sku":"040688806396","price":259.95,"currency_code":"USD","in_stock":true},{"title":"Complete Magazine — BFM-100 Shell + Insert \/ Ranger Green","offer_id":43684757995594,"sku":"046955915983","price":259.95,"currency_code":"USD","in_stock":false},{"title":"Complete Magazine — BFM-100 Shell + Insert \/ Coyote Brown","offer_id":43684758028362,"sku":"046958314448","price":259.95,"currency_code":"USD","in_stock":true},{"title":"Complete Magazine — BFM-100 Shell + Insert \/ Black","offer_id":44143762374730,"sku":null,"price":259.95,"currency_code":"USD","in_stock":true},{"title":"Complete Magazine — BFM-100 Shell + Insert \/ M81 Woodland","offer_id":44143762407498,"sku":null,"price":259.95,"currency_code":"USD","in_stock":false},{"title":"BFM-100 Insert Only \/ Not Included — Insert Only","offer_id":44143762636874,"sku":null,"price":168.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0571\/0440\/0458\/files\/M249100rndNutsackMagazine_Insert_BULLCRAFT_e53ecd93-bf14-4a78-824d-72bbf11deac6.jpg?v=1763215705"},{"product_id":"bfm-200-m249-airsoft-magazine","title":"Tribe Tactical BFM-200 Type 1 M249 Airsoft Magazine","description":"\u003ch2\u003eTribe Tactical BFM-200 Type 1 M249 Airsoft Magazine Conversion\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003ePremium 200-round shell profile. Approximately 5,000-BB airsoft capacity. Powered by Bull Craft’s Cattle Drive™ feeding system.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis Bull Craft conversion transforms the Tribe Tactical Supply BFM-200 Type 1 nutsack shell into a high-capacity electric airsoft magazine for compatible M249-style support-weapon platforms.\u003c\/p\u003e\n\n\u003cp\u003eChoose a complete magazine with the Tribe Tactical BFM-200 Type 1 shell and Bull Craft insert, or purchase the insert by itself for a compatible BFM-200 Type 1 shell you already own.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eThe “200-round” designation refers to the original BFM-200 shell format. When converted for airsoft use, the magazine holds approximately 5,000 BBs.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch2\u003eAvailable Configurations\u003c\/h2\u003e\n\n\u003ch3\u003eComplete BFM-200 Magazine\u003c\/h3\u003e\n\n\u003cp\u003eIncludes a genuine Tribe Tactical Supply BFM-200 Type 1 shell with the Bull Craft Cattle Drive™ airsoft magazine insert.\u003c\/p\u003e\n\n\u003ch3\u003eBFM-200 Insert Only\u003c\/h3\u003e\n\n\u003cp\u003eFor customers who already own a compatible Tribe Tactical Supply BFM-200 Type 1 shell. This option includes the Bull Craft airsoft insert without the fabric shell.\u003c\/p\u003e\n\n\u003ch2\u003eImportant Shell Compatibility\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003eThis insert is engineered specifically for the Tribe Tactical Supply BFM-200 Type 1 shell.\u003c\/strong\u003e It is not designed for standard airsoft M249 box-magazine shells, BFM-100 shells or unrelated 200-round-style magazines.\u003c\/p\u003e\n\n\u003cp\u003eContact Bull Craft before ordering if you are unsure which shell you have.\u003c\/p\u003e\n\n\u003ch2\u003eBFM-200 Shell Construction\u003c\/h2\u003e\n\n\u003cp\u003eThe Tribe Tactical BFM-200 Type 1 is built from higher-quality materials than typical airsoft magazine shells. Its field-ready construction includes laser-cut laminate material, mil-spec fabric, mil-spec thread, mil-spec hook-and-loop and a secured zipper with a Cordura laminate pull.\u003c\/p\u003e\n\n\u003cp\u003eThe Type 1 shell loads through a zipper running from the bottom partially up one side, providing wider access when loading or servicing the magazine.\u003c\/p\u003e\n\n\u003ch2\u003eBFM-200 Shell Colors\u003c\/h2\u003e\n\n\u003cp\u003eComplete magazine configurations are available in:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eMultiCam\u003c\/li\u003e\n  \u003cli\u003eRanger Green\u003c\/li\u003e\n  \u003cli\u003eCoyote Brown\u003c\/li\u003e\n  \u003cli\u003eBlack\u003c\/li\u003e\n  \u003cli\u003eM81 Woodland\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eColor availability may vary based on current Bull Craft inventory.\u003c\/p\u003e\n\n\u003ch2\u003eCattle Drive™ Feed System\u003c\/h2\u003e\n\n\u003cp\u003eThe Bull Craft insert uses our Cattle Drive™ Springless Clutch Drive Feeding System for consistent motor-driven feeding during sustained fire. Its high-torque motor and external speed adjustment allow the magazine to be tuned for different airsoft builds and rates of fire.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eApproximately 5,000-BB capacity\u003c\/li\u003e\n  \u003cli\u003eSpringless clutch-drive feeding system\u003c\/li\u003e\n  \u003cli\u003eExternally adjustable feeding speed from approximately 6 to 40+ BPS\u003c\/li\u003e\n  \u003cli\u003eCompatible with 7.4V and 11.1V LiPo batteries\u003c\/li\u003e\n  \u003cli\u003eHigh-torque, self-clearing feed mechanism\u003c\/li\u003e\n  \u003cli\u003eDurable SLS-printed Nylon PA12 insert components\u003c\/li\u003e\n  \u003cli\u003eIncludes Bowden feed spring\u003c\/li\u003e\n  \u003cli\u003eBull Craft insert designed and manufactured in Florida, USA\u003c\/li\u003e\n  \u003cli\u003eTribe Tactical BFM-200 shell made in the USA\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003ePlatform and Feed Block Options\u003c\/h2\u003e\n\n\u003cp\u003eSelect the feed block that matches your airsoft platform:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eM249 feed block\u003c\/li\u003e\n  \u003cli\u003eStoner 96 feed block with feed tube adapter\u003c\/li\u003e\n  \u003cli\u003eStoner 63 feed block\u003c\/li\u003e\n  \u003cli\u003eM240 feed block\u003c\/li\u003e\n  \u003cli\u003eNo feed block\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eConfirm your platform and required feed block before ordering.\u003c\/strong\u003e A feed block is included only when selected.\u003c\/p\u003e\n\n\u003ch2\u003eAEG and HPA Compatibility\u003c\/h2\u003e\n\n\u003ch3\u003eAEG Setup\u003c\/h3\u003e\n\n\u003cp\u003eSelect the AEG configuration when using the magazine with a compatible electronically controlled AEG. A separate Trigger Control Unit is not required for the standard AEG configuration.\u003c\/p\u003e\n\n\u003ch3\u003eHPA Setup\u003c\/h3\u003e\n\n\u003cp\u003eHPA platforms using PolarStar or Wolverine engines require a compatible Trigger Control Unit. A standard FCU cannot provide sufficient power for the magazine motor.\u003c\/p\u003e\n\n\u003cp\u003eIf you already own a compatible Airsoft Junkiez TCU, no additional unit is required. Otherwise, select the appropriate PolarStar or Wolverine TCU when ordering or \u003ca href=\"https:\/\/bullcraftindustries.com\/products\/tcu-for-hpa-outlaw-magazine-inserts\"\u003epurchase a compatible TCU here\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eShell:\u003c\/strong\u003e Tribe Tactical Supply BFM-200 Type 1\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAirsoft capacity:\u003c\/strong\u003e Approximately 5,000 BBs\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFeed rate:\u003c\/strong\u003e Externally adjustable from approximately 6 to 40+ BPS\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePower:\u003c\/strong\u003e 7.4V or 11.1V LiPo\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInsert construction:\u003c\/strong\u003e SLS Nylon PA12\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBFM-200 shell dimensions:\u003c\/strong\u003e Approximately 5.5 inches deep × 2.5 inches wide × 7.25 inches high\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eConnector and Wiring Information\u003c\/h2\u003e\n\n\u003cp\u003eThe insert is supplied with approximately 6.5 inches of wire and no battery connector installed by default. This allows you to choose JST, Deans\/T-Plug or another connector that matches your build.\u003c\/p\u003e\n\n\u003cp\u003eBull Craft can install your preferred connector at no additional charge. Include the connector type and required wire length in your order notes.\u003c\/p\u003e\n\n\u003ch2\u003eWhat’s Included\u003c\/h2\u003e\n\n\u003cul\u003e\n  \u003cli\u003eYour selected complete-magazine or insert-only configuration\u003c\/li\u003e\n  \u003cli\u003eBowden feed spring\u003c\/li\u003e\n  \u003cli\u003eFeed block only when selected\u003c\/li\u003e\n  \u003cli\u003eTCU only when selected\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eU.S. Shipping Restriction\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003eThe Tribe Tactical Supply BFM-200 shell cannot be shipped outside the United States.\u003c\/strong\u003e The Bull Craft insert-only configuration may be available for international shipping.\u003c\/p\u003e\n\n\u003cp\u003eInternational customers should select the insert-only option and provide their own compatible BFM-200 shell. Contact Bull Craft before ordering if you have questions about destination eligibility.\u003c\/p\u003e\n\n\u003ch2\u003eInstallation and Support\u003c\/h2\u003e\n\n\u003cp\u003eBefore installation, disconnect the battery or air supply and confirm that you selected the correct feed block and electronic configuration. Visit our \u003ca href=\"https:\/\/bullcraftindustries.com\/pages\/installation-videos\"\u003einstallation video library\u003c\/a\u003e or contact Bull Craft for technical support.\u003c\/p\u003e\n\n\u003cp\u003e\u003ca href=\"https:\/\/bullcraftindustries.com\/collections\/m249-mk46-mk48-line-bull-craft\"\u003eBrowse additional M249, MK46 and MK48 upgrades\u003c\/a\u003e.\u003c\/p\u003e","brand":"Bull Craft Industries","offers":[{"title":"Complete Magazine — BFM-200 Shell + Insert \/ Multicam","offer_id":44143779643466,"sku":"040681997213","price":286.95,"currency_code":"USD","in_stock":true},{"title":"Complete Magazine — BFM-200 Shell + Insert \/ Ranger Green","offer_id":44143782002762,"sku":null,"price":286.95,"currency_code":"USD","in_stock":true},{"title":"Complete Magazine — BFM-200 Shell + Insert \/ Coyote Brown w\/ Black Top","offer_id":44143782035530,"sku":null,"price":286.95,"currency_code":"USD","in_stock":true},{"title":"Complete Magazine — BFM-200 Shell + Insert \/ Coyote Brown w\/ Tan Top","offer_id":44143787081802,"sku":null,"price":286.95,"currency_code":"USD","in_stock":true},{"title":"Complete Magazine — BFM-200 Shell + Insert \/ Black","offer_id":44143782068298,"sku":null,"price":286.95,"currency_code":"USD","in_stock":true},{"title":"Complete Magazine — BFM-200 Shell + Insert \/ M81 Woodland w\/ Black Top","offer_id":44143782101066,"sku":null,"price":286.95,"currency_code":"USD","in_stock":true},{"title":"BFM-200 Insert Only \/ Not Included — Insert Only","offer_id":44143782297674,"sku":null,"price":182.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0571\/0440\/0458\/files\/M249200rndNutsackMagazine_Insert_BULLCRAFT2.jpg?v=1763216210"},{"product_id":"m60-magazine-insert","title":"M60 Magazine Insert","description":"\u003ch1 data-end=\"149\" data-start=\"100\"\u003e\u003cstrong data-end=\"149\" data-start=\"102\"\u003eM60 Magazine Insert – Cattle Drive™ Powered\u003c\/strong\u003e\u003c\/h1\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(255, 42, 0);\"\u003e\u003cstrong data-end=\"149\" data-start=\"102\"\u003e***These pictures are not the final rendition. We are adding texture to the outside and this does not show the battery slot.***\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-end=\"429\" data-start=\"151\"\u003eUpgrade your \u003cstrong data-end=\"171\" data-start=\"164\"\u003eM60\u003c\/strong\u003e with a purpose-built insert engineered to dominate. Designed specifically to fit inside the \u003cstrong data-end=\"282\" data-start=\"264\"\u003esoft M60 shell\u003c\/strong\u003e, this system delivers brutal reliability and intelligent battery flexibility — powered by our refined \u003cstrong data-end=\"428\" data-start=\"385\"\u003eCattle Drive™ Springless Feeding System\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp data-end=\"674\" data-start=\"431\"\u003ePrinted in-house using ultra-durable \u003cstrong data-end=\"486\" data-start=\"468\"\u003eSLS Nylon PA12\u003c\/strong\u003e, this insert is built to run hard without warping, stripping, or burning out. Whether you're running HPA or AEG, this is a serious step up from anything currently available on the market.\u003c\/p\u003e\n\u003cp data-end=\"767\" data-start=\"676\"\u003eNo gimmicks. No fragile spring systems. Just controlled, high-speed feeding under pressure.\u003c\/p\u003e\n\u003chr data-end=\"772\" data-start=\"769\"\u003e\n\u003ch2 data-end=\"814\" data-start=\"774\"\u003e🔥 Built Different. Built Bull Craft.\u003c\/h2\u003e\n\u003cp data-end=\"1296\" data-start=\"816\"\u003e✅ Made in the USA\u003cbr data-end=\"836\" data-start=\"833\"\u003e✅ Fits Soft M60 Shells\u003cbr data-end=\"861\" data-start=\"858\"\u003e✅ Springless Cattle Drive™ Feed System\u003cbr data-end=\"902\" data-start=\"899\"\u003e✅ Ultra-Durable SLS Nylon PA12 Construction\u003cbr data-end=\"948\" data-start=\"945\"\u003e✅ High-Torque Motor for Consistent Feeding\u003cbr data-end=\"993\" data-start=\"990\"\u003e✅ Optimized for 11.1v LiPo\u003cbr data-end=\"1022\" data-start=\"1019\"\u003e✅ Comes with Bowden Spring\u003cbr data-end=\"1051\" data-start=\"1048\"\u003e✅ Wiring Diagrams for HPA \u0026amp; AEG Included\u003cbr data-end=\"1094\" data-start=\"1091\"\u003e✅ Tested with Titan, Aster, Leviathan, Gate Warfet\u003cbr data-end=\"1147\" data-start=\"1144\"\u003e✅ Quick Turnaround \u0026amp; Reliable Shipping\u003cbr data-end=\"1188\" data-start=\"1185\"\u003e✅ Real Support – Email, Phone, Facebook, Instagram \u0026amp; In-Store\u003cbr data-end=\"1252\" data-start=\"1249\"\u003e✅ No Ghost Listings — We Ship What We List\u003c\/p\u003e\n\u003chr data-end=\"1301\" data-start=\"1298\"\u003e\n\u003ch2 data-end=\"1337\" data-start=\"1303\"\u003e🔋 Battery Flexibility Built In\u003c\/h2\u003e\n\u003cp data-end=\"1428\" data-start=\"1339\"\u003eThis M60 insert includes a dedicated battery compartment sized to accept batteries up to:\u003c\/p\u003e\n\u003cul data-end=\"1481\" data-start=\"1430\"\u003e\n\u003cli data-end=\"1445\" data-start=\"1430\"\u003e\n\u003cp data-end=\"1445\" data-start=\"1432\"\u003e\u003cstrong data-end=\"1445\" data-start=\"1432\"\u003e4\" Length\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1460\" data-start=\"1446\"\u003e\n\u003cp data-end=\"1460\" data-start=\"1448\"\u003e\u003cstrong data-end=\"1460\" data-start=\"1448\"\u003e3\" Width\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1481\" data-start=\"1461\"\u003e\n\u003cp data-end=\"1481\" data-start=\"1463\"\u003e\u003cstrong data-end=\"1481\" data-start=\"1463\"\u003e1.2\" Thickness\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1528\" data-start=\"1483\"\u003eThat means real options — not “hope it fits.”\u003c\/p\u003e\n\u003cp data-end=\"1638\" data-start=\"1530\"\u003eWe will also be offering \u003cstrong data-end=\"1592\" data-start=\"1555\"\u003eready-to-run battery combinations\u003c\/strong\u003e for customers who want a plug-and-play setup.\u003c\/p\u003e\n\u003cp data-end=\"1713\" data-start=\"1640\"\u003eRecommended power source: \u003cstrong data-end=\"1680\" data-start=\"1666\"\u003e11.1v LiPo\u003c\/strong\u003e for optimal feeding performance.\u003c\/p\u003e\n\u003chr data-end=\"1718\" data-start=\"1715\"\u003e\n\u003cp\u003e\u003cstrong\u003eAll Bull Craft drum magazines and inserts require a Trigger Control Unit (TCU) when paired with HPA platforms such as PolarStar or Wolverine. Without a TCU, standard FCUs lack power for motor-driven feeding. This applies across our drum \u0026amp; insert lines — if it runs HPA, it needs a TCU. With a TCU installed, feeding activates automatically on trigger pull. Already own an Airsoft Junkiez TCU? You’re good to go—our system runs seamlessly with it.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 1.07 lb empty \/ 3.1 lb loaded with 0.25g BBs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e PolarStar, Wolverine (TCU required)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 data-end=\"2909\" data-start=\"2842\"\u003e⚠️\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-end=\"2909\" data-start=\"2848\"\u003eImportant HPA Compatibility Notice — \u003cspan style=\"color: rgb(255, 42, 0);\"\u003eREAD BEFORE PURCHASE\u003c\/span\u003e\u003c\/strong\u003e\n\u003c\/h2\u003e\n\u003cp data-end=\"3059\" data-start=\"2910\"\u003eAll Bull Craft drum magazines and inserts\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-end=\"2992\" data-start=\"2952\"\u003erequire a Trigger Control Unit (TCU)\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ewhen paired with\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-end=\"3027\" data-start=\"3010\"\u003eHPA platforms\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003esuch as PolarStar or Wolverine.\u003c\/p\u003e\n\u003cul data-end=\"3310\" data-start=\"3061\"\u003e\n\u003cli data-end=\"3139\" data-start=\"3061\"\u003eStandard FCUs do\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-end=\"3087\" data-start=\"3080\"\u003enot\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eprovide sufficient power for motor-driven feeding\u003c\/li\u003e\n\u003cli data-end=\"3213\" data-start=\"3140\"\u003eWith a TCU installed, feeding activates automatically on trigger pull\u003c\/li\u003e\n\u003cli data-end=\"3310\" data-start=\"3214\"\u003eAlready running an\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-end=\"3258\" data-start=\"3235\"\u003eAirsoft Junkiez TCU\u003c\/strong\u003e? You’re good to go — full compatibility confirmed\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-end=\"3315\" data-start=\"3312\"\u003e\n\u003ch2 class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003e⚠️ IMPORTANT – Connector Not Included\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eYour magazine or insert is supplied with \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eapproximately 6.5\" of wire and no battery connector installed.\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e This allows you to choose the connector that best fits your setup, whether that's \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eJST, Deans (T-Plug), or another connector of your choice.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eWe're happy to solder on your preferred connector \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eat no additional charge\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, but because every gun and battery location is different, we don't know what wire length your build requires. If we install a wire that's \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003etoo long\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, you'll have excess wire inside your gun. If we install one that's \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003etoo short\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, it may not reach your battery, requiring you to re-solder it anyway.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eIf you already know the wire length you need, simply leave us a note with your order. We'll gladly cut the wire to your requested length and solder on your preferred connector before shipping.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThis approach ensures you receive the correct wire length for your specific build while giving you the flexibility to use the connector you prefer.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e________________________________________________________________________________________________\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2 data-end=\"3355\" data-start=\"3317\"\u003e⚠️\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-end=\"3355\" data-start=\"3323\"\u003eDon’t Be Fooled by Knockoffs\u003c\/strong\u003e\n\u003c\/h2\u003e\n\u003ch2 data-end=\"3355\" data-start=\"3317\"\u003e\n\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong data-end=\"3416\" data-start=\"3360\"\u003eCattle Drive™ Springless Clutch Drive Feeding System\u003c\/strong\u003e\u003cspan\u003e is often imitated—but never duplicated.\u003c\/span\u003e\n\u003c\/h2\u003e\n\u003cul data-end=\"3617\" data-start=\"3458\"\u003e\n\u003cli data-end=\"3500\" data-start=\"3458\"\u003eDesigned, refined, and proven in-house\u003c\/li\u003e\n\u003cli data-end=\"3563\" data-start=\"3501\"\u003eBuilt with premium SLS Nylon PA12 and robust motor systems\u003c\/li\u003e\n\u003cli data-end=\"3617\" data-start=\"3564\"\u003eBacked by real-world testing, not marketing fluff\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"3662\" data-start=\"3619\"\u003e\u003cstrong data-end=\"2891\" data-start=\"2803\"\u003eDon’t trust your loadout to inferior clones. Choose the original. Choose Bull Craft.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Bull Craft Industries","offers":[{"title":"Default Title","offer_id":43325197877322,"sku":null,"price":229.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0571\/0440\/0458\/files\/BullCraftM60Insert_2c0cc6ad-5a93-4a4a-9695-f04a33ae2fef.jpg?v=1771438755"},{"product_id":"agm-matrix-mg42-magazine-insert","title":"AGM\/Matrix MG42 Magazine Insert","description":"\u003ch2\u003eAGM\/Matrix MG42 Magazine Insert\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eConsistent, springless feeding for your MG42 support platform.\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eThe Bull Craft AGM\/Matrix MG42 Magazine Insert replaces the factory magazine internals with the Cattle Drive™ Springless Feeding System. Built for sustained AEG and HPA use, the insert eliminates traditional winding springs and inconsistent spring tension while retaining the factory magazine shell.\u003c\/p\u003e\u003cp\u003eEach insert is manufactured in-house from durable SLS Nylon PA12 for precise fitment, low weight, and field-ready strength. A high-torque motor keeps BBs moving during sustained fire, while the available setup options support both AEG and HPA builds.\u003c\/p\u003e\u003ch2\u003eFeatures\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003eDesigned for AGM and Matrix MG42 platforms\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCattle Drive™ Springless Feeding System\u003c\/strong\u003e for consistent motor-driven feeding\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-torque motor\u003c\/strong\u003e for sustained-fire performance\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSLS Nylon PA12 construction\u003c\/strong\u003e for strength and precise fitment\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAEG and HPA configurations\u003c\/strong\u003e available\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eBowden spring included\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eHPA and AEG wiring diagrams included\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eMade in the USA\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eHPA Setup\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eA Trigger Control Unit (TCU) is required when using this insert with HPA systems such as PolarStar or Wolverine.\u003c\/strong\u003e Standard HPA FCUs do not provide sufficient power for a motor-driven magazine. With a compatible TCU installed, the feeding system activates automatically with the trigger.\u003c\/p\u003e\u003cp\u003eThe insert is compatible with the Airsoft Junkiez TCU. Select the appropriate product configuration for your engine and wiring setup.\u003c\/p\u003e\u003ch2\u003eRecommended Power\u003c\/h2\u003e\u003cp\u003eFor optimal feeding performance, Bull Craft recommends an \u003cstrong\u003e11.1V LiPo battery\u003c\/strong\u003e.\u003c\/p\u003e\u003ch2\u003eWiring\u003c\/h2\u003e\u003cp\u003eThe insert is supplied with approximately \u003cstrong\u003e6.5 inches of wire and no battery connector installed\u003c\/strong\u003e. This lets you select JST, Deans\/T-Plug, or another connector that matches your build.\u003c\/p\u003e\u003cp\u003eBull Craft can install your preferred connector at no additional charge. Add the required wire length and connector type to your order note so the wiring can be prepared for your specific battery location.\u003c\/p\u003e\u003ch2\u003eSpecs\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eEmpty weight:\u003c\/strong\u003e approximately 1.07 lb\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLoaded weight:\u003c\/strong\u003e approximately 3.1 lb with 0.25 g BBs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHPA compatibility:\u003c\/strong\u003e PolarStar and Wolverine with a compatible TCU\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eIn the Box\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eBull Craft AGM\/Matrix MG42 magazine insert in the selected configuration\u003c\/li\u003e\n\u003cli\u003eBowden spring\u003c\/li\u003e\n\u003cli\u003eHPA and AEG wiring diagrams\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eReliable feeding. Purpose-built for the MG42.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Bull Craft Industries","offers":[{"title":"Insert Only (AEG)","offer_id":43639754883146,"sku":"046958144465","price":162.99,"currency_code":"USD","in_stock":true},{"title":"Insert Only (HPA - HAVE TCU)","offer_id":43639754915914,"sku":"046951972447","price":162.99,"currency_code":"USD","in_stock":true},{"title":"Insert + TCU (PolarStar)","offer_id":43639754948682,"sku":"046959727322","price":201.95,"currency_code":"USD","in_stock":true},{"title":"Insert + TCU (Wolverine)","offer_id":43639754981450,"sku":"046953952331","price":201.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0571\/0440\/0458\/files\/MG42Insert1.jpg?v=1779890463"}],"url":"https:\/\/bullcraftindustries.com\/collections\/magazine-inserts.oembed","provider":"Bull Craft Industries","version":"1.0","type":"link"}