Arisaka Defense Inline Scout Flashlight Mount is designed for use with Surefire Scout Lights, the Modlite PLH and OKW weapon lights, the Arisaka 300, 600 and 18650 Series, and the Streamlight Protac Rail Mount lights. It replaces the stock Picatinny rail adapter with a low profile mount that tucks the light underneath either side of the B.E. Meyers MAWL laser/illuminator series. Three positions on the mount allow for different diameter light heads to clear the MAWL without interference.FeaturesCompatible with the Modlite PLH, PLHv2 and OKW, Surefire M300A, M300B, M300C, M300V, M312, M322, M312V, M313V, M322V, M600B, M600C, M600P, M600U, M600V, M600DF, M612, M622, M603V, M612V, M622V, Streamlight Protac Rail Mount 1, 2 and HL-X (non-laser), CD REIN, and Arisaka 300, 600 and 18650 Series.Includes necessary screws to attach light body to mountRequires an IP20/T20 Torx driver for installation (not included)