Silverback 80/ 70/ 60/ 50 Degree GBB Type Flat Hop Up Bucking For TAC 41 Sniper Airsoft Guns

Silverback 80/ 70/ 60/ 50 Degree GBB Type Flat Hop Up Bucking For TAC 41 Sniper Airsoft Guns Rubber Construction Hop Up Bucking Work With Heavier BB Pellets Suitable For Silverback TAC41 Series Sniper Rifle Airsoft Guns