VFC Valve Knocker V3 For M4/ M16 GBB Airsoft GBB and a laser marking to

and a laser marking to quickly identify the spring

The VFC HK416A5 edition of the GBB rifle incorporates the VFC's optimization of the 416 / AR-like system of GBB in the last 10 years

Extended bolt catch release lever seamlessly integrates with your existing rifle components

please note that batteries are not included due to IATA airline regulation

Crusader Steel Bolt Carrier Assy for VFC M4 GBB Rifle

VFC Valve Knocker V3 For M4/ M16 GBB Airsoft GBB and a laser marking toVFC Valve Knocker V3 For M4 M16 GBB Airsoft Steel Construction Airsoft Valve Knocker Design For Replace the Original Parts Suitable For M4 M16 Gas Blow Back GBB Airsoft Rifle Utilizes the VFC V3 M4 gas system