Unicorn Nitroflon Coated Brass 6.03mm Airsoft Inner Barrel For GBB Airsoft (510mm)

Unicorn Nitroflon Coated Brass 6.03mm Airsoft Inner Barrel For GBB Airsoft (510mm) Nitroflon Coated Brass Construction (Teflon coating) Teflon coating can reducing the friction as the BB travels through the barrel High grade precision barrel at 6.03mm diameter for extra power and precision shooting Suitable For GBB Gas Blow Back Pistol Airsoft Gun Length: 510mm