The MEC M-Valve which can manage to increase gas efficiency. Constructed from high strength brass, it also minimizes gas loss to fasten the entire cycling. Performance is more significant with steel slide pistol.
Material: Brass, Stainless Steel, Rubber
Weight: KWA/KSC GBB (6g)
TM MWS/ Hi-CAPA Airsoft GBB (6g)
TM G17 GBB (5g)
Manufacturing Process: Precision Machining