Hopup Payment Protection Included Brand New Free Shipping! Replacement Pressure Switch that allows you to connect Surefire style Flashlights with M3X, Peq Box’s, DBAL's, or WMX200 Lights. Features 2 buttons to use each light individually! (Verified with Element/WADSN/FMA/NE Products) Does not work with G&P Dbals. Fits Mlok, Keymod, AND Picatinny Rails! Ships Fast & Free!