TacFire Spiral Fluted Muzzle Brake for 9mm Luger AR15 combines durability and performance in one sleek package. Crafted from all-steel construction with a heat-treated black oxide finish this krinkov-style muzzle brake offers erosion resistance for lasting reliability. The 1/2"-36 thread pitch makes it perfect for your 9mm AR15 designed to effectively reduce recoil and minimize barrel whip for improved precision. Compact yet powerful with dimensions of 2.6" H x 1.12" W it's a top-tier upgrade to any 9mm firearm. Take control of your shots with this high-performance muzzle brake.