G&P Stoner 63 TDC-7 Hop Up Assembly

G&P Stoner 63 TDC-7 Hop Up Assembly

Precise adjustment. Proven consistency. Drop-in performance.

The Bull Craft G&P Stoner 63 TDC-7 Hop Up Assembly upgrades your platform with true Top Dead Center adjustment, delivering more consistent pressure, improved accuracy, and easier tuning compared to side-adjust designs.

This is a complete, ready-to-install assembly, including the arm pin, two hop nubs (different sizes), and wheel O-ring. Built around our latest June 2023 revision, it’s engineered for clean fitment, reliable sealing, and compatibility with aftermarket AEG inner barrels.

Features

✅ TDC Adjustment System — consistent, centered hop pressure
✅ Complete Assembly — arm pin, 2 hop nubs, wheel O-ring included
✅ Improved Accuracy & Repeatability
✅ Compatible with Aftermarket AEG Inner Barrels
✅ Latest Revision (June 2023) — refined fitment and reliability
✅ Drop-In Installation — no modification required
✅ Designed for G&P Stoner 63 Platforms

Nozzle Compatibility

🔹 AEG: 19.6mm nozzle
🔹 HPA: #18 nozzle

Built for shooters who want easy tuning, consistent flight, and dependable performance without chasing adjustments.

Dial it in.