Guns Modify 7075 Aluminum Valve Blocker for Marui G17/Hi-Capa GBB
7075 Aluminum Construction
Reinforced Part for Upgrading your Gas Blow Back Pistol
This part is located behind the Loading Muzzle & Inside the Cylinder
Increase the stability of each shot
Design for replace the original ones with 7075 Aluminium ones that will be much more durable
Suitable for Tokyo Marui G17/ Hi-Capa Series Airsoft Gas Blow Back GBB Pistol
Best in conjunction with all Guarder upgrade parts