Battle Arms Development THUMPER 9mm Muzzle Brake - 1/2x36

The Battle Arms DevelopmentA(R) THUMPER(TM) 9mm Muzzle Brake - 1/2x36 was built to reduce muzzle movement and muzzle rise for faster follow-up shots and improved accuracy. Plus, this muzzle device helps manage felt recoil so you can save your shoulder during longer range days. This muzzle brake features 17-4 stainless steel construction with a corrosion-resistant finish for long-lasting field use. 1/2x36 thread pitch.Does NOT include crush washer.