Guns Modify CNC Aluminum 7075 Blowback Housing for Marui M45A1 GBB

Guns Modify CNC Aluminum 7075 Blowback Housing for Marui M45A1 GBB CNC 7075 Aluminum Construction Design For Upgrade the Original Part More Durable Suitable For Tokyo Marui M45A1 Series Airsoft Gas Blow Back GBB Pistol