- Fit for WE / KJW GLOCK Gas Mag
- Special slope design increase the air-seal with nozzle, decrease gas leak.
- The channel is designed to be straight and aerodynamically efficient, which leads to more stable shooting performance.
- Because of the variaty of different brands of GLOCK GBB pistols on the market, users can judge your mag's compatibility by checking if the contact surface is flat.
- Caution：NOT for WE Glock MOS version gas mag.

Item code: WE-MGR#1