Magnum Slimline .223 Muzzle Brake Blue - Uninstalled
- These brakes feature a large expansion chamber that compresses muzzle gases so they’ll accelerate as they exit the ports. No ports on the bottom… no kicked up dust. Recoil is reduced approximately 42-45%... Reduces or eliminates muzzle rise. Finished Blue. These fit muzzle diameters from .530 to .850 inch and add approx. 1" to barrel length. Outside Diameter is .940" and tapers to .815". Threads are 1/2-28. Exit hole is for 223 Remington and 5.56 NATO calibers or smaller.