M4 Super Lightweight AEG Outer Barrel (multiple variants & lengths)

M4 Lightweight AEG Outer Barrels

Dimpled • Spiral-Fluted • Fluted | Multiple Lengths

Built light. Ready to fight.

The Bull Craft M4 Lightweight AEG Outer Barrels deliver rugged reliability, precise fitment, and bold styling for modern AEG builds. Manufactured from SLS-fused Nylon PA12 and reinforced with a CNC-machined 14mm CCW aluminum thread adapter, these barrels securely mount flash hiders and barrel extensions while keeping front-end weight to a minimum.

Compatible with MAXX and standard hop-up units, each barrel offers the same performance across three distinct exterior designs — choose your style without compromising function.

Design Options

• Dimpled: Tactical texture with bold visual punch

• Spiral-Fluted: Dynamic fluting for aggressive styling and weight balance

• Fluted: Clean, classic fluting with proven durability

Features

• CNC-Machined 14mm CCW Aluminum Thread Adapter

• Lightweight & Durable Construction

• SLS-Printed in Nylon PA12

• MAXX & Standard Hop-Up Compatible

• Made in the USA

• Superb Support via email, phone, Facebook, Instagram, and in-store

• Quick Turnaround & Reliable Shipping

• Actual Availability — No ghost listings

Length Options

📏 Available in 3"–16" lengths
Need a specific size not listed? Contact us.

Compatibility

• M4 AEG platforms

Three styles. One mission-ready barrel. Built to run.