Nine Ball G-series Output valves feature a high flow design for optimum gas output, a one-piece anodized aluminium frame; high compression O-rings and stainless steel valve internals.

This product is rated for Green Gas

Compatibility: For Tokyo Marui Spec MP7A1 GBB, M92F Military Series, M9A1, U.S. M9 Pistol, GLOCK Series, M&P9 Series, USP, GLOCK GBB Pistols