Crusader CNC Steel Bolt Carrier Group Set for MP5K GBB V2 GBB Airsoft Rifle

Key Feature CNC Steel Construction Airsoft Bolt Carrier Group Set Design For Upgrade the Original Parts More Durable Able to Enhance The Blow Back Recoil With Enhanced Recoil Guide Rod Set & Loading Nozzle Suitable For MP5K GBB V2 Gas Blow Back GBB Airsoft Rifle