VFC M4 GBBR Reinforced Bolt Carrier Group w/ V3 NPAS Nozzle – Alloy

For VFC M4 /VR-16 /SR-16 GBB series, no version difference.
Compatible with VFC M4 V2 and M4 V3 GBB system.
DIY ability Required.

Features:

• Zinc alloy bolt carrier.
• Steel gas key, nozzle guide, fore block.
• Reinforced steel fore block for durable bolt locking function.
• With new, screw less steel feed nozzle guide.
• With V3 feed nozzle, NPAS adjustable gas flow to allow variable FPS.

Specifications:

• VFC Original Parts
• Material : Zinc Alloy, Steel, Nylon, Rubber
• Weight : 200g