Nine Ball 'FIXED' Non-Recoil 2Way Outer Barrel for Hi-Capa 5.1 Airsoft GBB

Nine Ball 'FIXED' Non-Recoil 2Way Outer Barrel for Hi-Capa 5.1 Airsoft GBB Metal Construction Comes with a Thread Adapter Suitable For Tokyo Marui Hi-Capa 5.1 Series Gas Blow Back GBB Pistol Airsoft Guns