Magazine Valve Wrench For all GAS BLOWBACK Series!

Multi-purpose Magazine valve tool, this tool unscrews the exit and entry valves on gbb magazines.. very useful tool for regular mag maintenance.

Link to product on manufacturers website for more information.

Because all gun brands have different dimensions we can only confirm this to be a 100% fit for the Tokyo Marui Guns listed below, unless specifically stated otherwise.

Confirmed To Fit -

Tokyo Marui - PX4 Gas BlowBack Pistol Series

Tokyo Marui - M&P9 Gas BlowBack Pistol Series

Tokyo Marui - M870 Tactical Gas Shotgun Series

Tokyo Marui - M870 Breacher Gas Shotgun Series

Tokyo Marui - M870 WoodStock Gas Shotgun Series

Tokyo Marui - M4A1 MWS Gas BlowBack Rifle Series