Enter every situation as prepared as you can be by ordering the Surefire M640 Flashlight from Machine Guns Kings and adding it to your best semi auto rifle. Designed for a rifle with a Picatinny rail, this mount and flashlight combo can easily benefit the firearm you use for home defense. The flashlight itself, projecting a 350 Lumen white light as well as 120mW infrared light, uses a tail cap to flip the beam on as well as off. Order the Surefire M640 Flashlight from Machine Guns Kings today!