Highly efficient Muzzle Brake based on a refined design consisting of 6 ports and 3 main buffers. Effectively reduces recoil, muzzle climb and dust print. It offers a great stability of the gun for very fast follow-up shots. CNC-machined out of steel, black phosphate finish. Made in Canada. 1" OD, 2.5" OAL and 1/2"-28tpi.