Unicorn Airsoft 6.03mm Nitroflon Coated Brass Inner Barrel GBB For Tokyo Marui P320 GBB Airsoft (106

Key Feature Brass Construction ( Nitroflon Coated) High grade precision barrel at 6.03mm diameter for extra power and precision shooting Suitable For Tokyo Marui P320 Gas Blow Back GBB Pistol Airsoft Guns For custom upgrade user, you can choose a longer barrel Length: 106mm