Huxwrx Muzzle Brake QD 5.56 1/2x28 Black
Huxwrx Muzzle Brake QD 5.56 1/2x28 Black, The Muzzle Brake-QD 556 1/2x28 is designed for maximum recoil reduction when unsuppressed.
Muzzle Brake-QD caliber/compatibility:
Muzzle Brake-QD 556: HX-QD 556k, 556, 762, 762 Ti and Magnum Ti suppressors
Muzzle device length is 2.3, length added to barrel is 1.7 inches