Masterpiece Arms Bolt Action .30 Caliber Muzzle Brake 5/8x24 NitrideBlack

Masterpiece Arms Bolt Action .30 Caliber Muzzle Brake 5/8x24 NitrideBlack. Using our special testing system we have tweaked the design to achieve a 63percent reduction in recoil. The jam nut collar system utilizes a design that allows the shooter to jam the nut and brake against each other in the appropriate position on the muzzle of the rifle. There are 2 machined flats that are used to both level the brake body as well as interfacing with an adjustable wrench for installation of the brake. It