This is an original factory replacement part. Factory replacement parts are manufactured to the exact same specifications and tolerances and use the same manufacturing materials as the original parts which guarantees excellent fit and reliable operation.
This muzzle brake by Ruger is designed to reduce recoil and muzzle rise for improved control and quicker follow up shots. This muzzle brake fits .30 caliber rifles with 1/2"-24 muzzle threads. Does NOT fit Gunsite Scout Rifle.
Outside Diameter: .815"