The Cherry Bomb by Q is a Quickie Fast-Attach muzzle brake compatible with the Pork Chop and the Short Chop silencers by Q. It features our taper mount shoulder to align with our barrels and silencers, uses a 9/16 inch socket for 8.6BLK on the front for easy install and removal, and features 360Adeg circumferential ports to alleviate the need for timing and shims. Backwards compatible with standard 90 degree shouldered barrels. SPECS WEIGHT: 3.2 oz. (8.6 BLK) OVERALL LENGTH: 2.27 inches (8.6 BLK) MATERIAL: 17-4 Stainless Steel LENGTH ADDED TO BARREL: 0.8 inches THREADS: M18-1.5 (8.6 BLK BORE)