Rock River Arms .308 Hunter Muzzle Brake Black. 308 Hunter Muzzle Brake. These Muzzle Brakes & Compensators through the expert product professionals at Rock River Arms are fashioned using dependable and reliable materials in order to supply you with a product which is going to be useful for a long time. Manufactured using some of the most useful accessible components and construction these Muzzle Brakes & Compensators from the product specialists at Rock River Arms can last you an exceptionally long time. Rock River Arms has been developing top quality products for a number of years and the Rock River Arms .308 Hunter Muzzle Brake is their means of demonstrating just how much they care. Right here at OpticsPlanet we ensure that it is our obligation to obtain the best product for your needs and featuring the Rock River Arms .308 Hunter Muzzle Brake is one thing that we are delighted to offer. Specifications for Rock River Arms .308 Hunter Muzzle Brake: Manufacturer: Rock River Arms Color: Black Projectile Caliber: .308 Caliber Threads per Inch: 5/8x24 Length: 3.15 in Weight: 4.2 oz Package Contents: Rock River Arms .308 Hunter Muzzle Brake Rock River Arms 308A0117H: .308 Hunter Muzzle Brake Black