Dr.Black 6063 Aluminum 6.01mm Inner Barrel For Hi-Capa 5.1 GBB Airsoft (113mm/ Green)

Dr.Black 6063 Aluminum 6.01mm Inner Barrel For Hi-Capa 5.1 GBB Airsoft (113mm/ Green) 6063 Aluminum Airsoft Inner Barrel (Anodized Finish) High grade precision barrel at 6.01mm diameter for extra power and precision shooting Include a hop-up bucking Suitable For Hi-Capa 5.1 Gas Blow Back GBB Pistol Airsoft Gun