TacFire MZ10213B Thread Crown 308 Win/7.62 NATO Muzzle Brake 5/8"-24 tpi Black Oxide Steel TacFire's Thread Crown muzzle break is constructed of steel and made in the USA.
This 308 model has 5/8"x24 tpi and a black oxide finish. Type: Muzzle Brake Model: Thread Crown Dimensions: 2.05" L x 0.87" D Material: Steel Thread Pattern: 5/8"-24 tpi Finish: Black Oxide