Unicorn Airsoft Nitroflon Coated Brass 6.03mm Inner Barrel w/60 Degree Hop Up Bucking For GBB Airsof

Unicorn Airsoft Nitroflon Coated Brass 6.03mm Inner Barrel w/60 Degree Hop Up Bucking For GBB Airsoft Rifle (300mm) 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 Gas Blow Back specifycation, included 60 degree bucking Suitable For GBB Gas Blow Back Rifle Airsoft Gun Length: 300mm