Silverback 60 Degree GBB Type Flat Hop Up Bucking For TAC 41 Sniper Airsoft Guns

Silverback 50 Degree GBB Type Flat Hop Up Bucking For TAC 41 Sniper Airsoft Guns Rubber Construction Hop Up Bucking 60 Degrees For Work With Heavier BB Pellets Initially Designed for the TAC-41 “GBB” Hopup, this Hopup Rubber can fit Inside most of Airsoft Guns using “GBB” Hopup Rubber Suitable For Silverback TAC41 Series Sniper Rifle Airsoft Guns