Modify High Flow Valve For TM Hi-Capa

Modify High Flow Valve For TM Hi-Capa A high-flow output valve for the Tokyo Marui Hi-Capa magazines. These improve the gas output on the magazines to improve blowback and power output on the Tokyo Marui Hi-Capa. Features: Aluminium construction High flow valve Fits Tokyo Marui Hi-Capa Improves gas output