Gunsmith Bros Hop-Up Base Set for Mauri HI-Capa (Gold)

Gunsmith Bros Hop-Up Base Set for Mauri HI-Capa (Gold) Metal Construction Design For Upgrade the Original Parts More Durable Incredibly tough which will withstand the battering of top gas Suitable For Tokyo Marui Hi-Capa Series Airsoft Gas Blow Back GBB Pistol Airsoft Guns