Samoon Fixed Fire Control Pins For GHK M4 GBB Airsoft Rifle

Samoon Fixed Fire Control Pins For GHK M4 GBB Airsoft Rifle Steel Construction Airsoft Control Pins Design For Upgrade the Original Parts This Parts is Design to prevent the fire control parts of m4 from shifting and being lost Suitable For GHK M4 GBB Rifle Airsoft Guns