Unicorn Airsoft 60 Degree Precision Grade Hop Up Bucking for Tokyo Marui GBB

Unicorn Airsoft 60 Degree Precision Grade Hop Up Bucking for Tokyo Marui GBB Rubber Construction Airsoft Hop Up Bucking 60 Degree The higher the degree number, the more suitable your bucking will be for heavier weighted BBs The bucking fits easily and provides improved shooting consistency Suitable For Tokyo Marui Gas Blow Back GBB Airsoft Gun Also Fit For WE/ Umarex (VFC)/ KJ Works Gas Blow Back GBB