This tactical flashlight can easily be mounted on any of our Picatinny/Weaver rail system. The light features a triple on/off system - twist, push button or pressure switch. Mounting deck has thumb nuts for easy placement. Durable and compact - a mere 4 5/8 inches and 6.5 o *Precision machined 1 piece aircraft-grade aluminum tube * Anodized black matte finish * Integral Picatinny/Weaver style mounting deck * Tool free attachment with knurled nut and locking plate * Adjustable focusable beam* Complete with remote pressure switch * Two 3-volt Lithium batteries included * 95 Lumens