SureFire designs and manufactures a wide variety of firearms accessories, from weapon lights to suppressors. The leading manufacturer of rugged, powerful lights, SureFire is synonymous with excellence in handheld illumination. The Muzzle Brake / Suppressor Adapter for Armalite AR-10, DPMS LR308, and 7.62 mm rifles greatly reduces both recoil impulse and muzzle rise. Featuring neutral porting which loads bi-pod legs evenly and the patented Impulse Diffusion design, minimizing side blast and rear-directed concussion effects.