Airsoft Masterpiece .40 S&W Steel Threaded Fix Outer Barrel for Marui Hi-Capa 5.1 GBB

Airsoft Masterpiece .40 S&W Steel Threaded Fix Outer Barrel for Marui Hi-Capa 5.1 GBB Metal Construction (Heavy Weight) Design For Upgrade the Origianl Outer Barrel More Durable & Stablility Suitable For Tokyo Marui Hi-Capa 5.1 Sereis Airsoft GAs Blow Back GBB Pistol