Bow Master Aluminum CNC Rocket Valve for Marui AKM GBB (High Power/ Purple)

Bow Master Aluminum CNC Rocket Valve for Marui AKM GBB (High Power/ Purple) CNC Aluminum Construction High Power Version Design For Upgrade the Original Parts More Durable Suitable For Tokyo Marui AKM Series Airsoft Gas Blow Back GBB Rifle Airsoft Guns