The Breek Arms BRK4333 sets a new benchmark with its Breek-LOK 3QD QD Suppressor Attachment system, offering unmatched speed and effortless detach capability. This enhancement seamlessly integrates with your firearm, combining superior performance with sleek aesthetics. The Echo Single-Port Muzzle Brake is engineered to mitigate recoil and muzzle rise effectively, featuring horizontal blast-vectoring ports for swift follow-up shots. Its innovative design includes six strategically placed holes that create a jet effect, resulting in enhanced stability and reduced blowback, perfect for competitive shooting scenarios. 1/2X28 9MM Breek-LOK 3QD Compatible Design: Echo Material: 4140 Hardened, Nitrided Overall length: 2.06 Inches Weight: 2.1 oz Torque Spec: 20-30 ft lbs Peel Washer Included Designed & Manufactured in America Optimize your shooting experience with the Breek Arms BRK4333, engineered for precision and performance.