The Gamma 556SL is long enough to provide an overall length of 16" when permanently affixed to the barrel. Its outside diameter of .745 inches allows you to install and service your gas system without removing the muzzle brake. The 3-chamber design looks great on any standard profile barrel while effectively eliminating recoil leaving your rifle shooting flat and soft.
- Heat Treated Stainless Steel
- Minimizes muzzle movement
- Virtually eliminates recoil
- 17-4PH Heat Treated Stainless Steel
- 1/2"X28 RH threads
- 5.56MM/.223 Rem Only
- Black Nitride Finish
- Crush Washer included
*Installation requires crescent or 5/8" wrench (not included)
