The Rugged .338 Cal 3-Port Muzzle Brake is engineered to enhance shooting performance by significantly reducing recoil for unsuppressed firing. It's tailored specifically for the powerful .338 and 8.6 rounds ensuring durability and effectiveness. Equipped with the innovative Dual Taper Locking System this muzzle brake ensures a secure fit and optimal performance. It is fully compatible with Rugged's Alaskan360 or Alaskan360Ti and can be paired with a 1.37524 threaded suppressor using the R.U.M. Rugged Universal Mount. Timing shims are included to ensure precise alignment making installation straightforward and hassle-free.