Nine Ball 145.5mm 6.03 Inner Barrel for Tokyo Marui MP7A1 reg_RU Specifications:

Specifications:

Version 2 with 8mm Bearing Full Assemble Gearbox

Fits Aimpoint T1 / F1 dot sight or replica

Silicon Chromium Steel Construction Upgrade Spring 150% Power up

Here is a way to fix this problem quickly: Install XC-02 onto CO2 tank by clockwise turning down (slowly and smoothly) untill you feel a pressure against to you and stop

Nine Ball 145.5mm 6.03 Inner Barrel for Tokyo Marui MP7A1 reg_RU Specifications:Nine Ball 145. 5mm 6. 03 Inner Barrel for Tokyo Marui MP7A1 Stainless Steel Construction Suitable for Tokyo Marui MP7A1 Series Airsoft Gas Blow Back GBB Pistol Length: 145. 5mm Inner Diameter: 6. 03mm