Unicorn Airsoft 6.03mm GBB Nitroflon Coated Brass Inner Barrel for Umarex / VFC MP7A1 GBB (150mm)

Unicorn Airsoft 6.03mm GBB Nitroflon Coated Brass Inner Barrel for Umarex / VFC MP7A1 GBB (150mm) Metal Construction (Nitroflon Coating ) High grade precision barrel at 6.03mm diameter for extra power and precision shooting Suitable For Umarex / VFC MP7A1 Gas Blow Back GBB Pistol Airsoft Guns For custom upgrade user, you can choose a longer barrel Length: 150mm