The ProWin release valve is a valve designed to work with multiple platforms such as Hi-Capa, G Series, and M4 MWS from Tokyo Marui. This release valve is robust and designed to take the pressures of prolonged green gas use.
Designed for TM Hi-Capa Series, M4 MWS, and G Series Model 17 & 18High Quality ConstructionDesigned to Work with Green Gas / Top Gas