Yankee Hill Mini Phantom Q.D. Muzzle Brake 223 Rem5.56 NATO 1/2''x2. D. Muzzle Brake 223 Rem5.56 NATO 1/2"x2 is a great way to make sure that your recoil is kept to a minimum. This Muzzle Brake from Yankee Hill Machine reduces muzzle climb and felt recoil significantly which in turn will increase rifle control and accuracy. The Yankee Hill Phantom Mini Q.D. Muzzle Brake features compact dimensions while incorporating a unique patent pending venting port which allows the operator to operate the firearm in close quarters with the sound of the compensator engaged or the opposite which is the case with most competitive or recreational shooting sports. The secret to these incredible ducators is the unique port which is formed by the expanding gasses which when combined with the characteristics of the steel material allows extremely efficient muzzle brakes to be created that reduce recoil considerably while preserving overall accuracy. Specifications for Yankee Hill 3102-1MB-28A Mini Phantom Q.D. Muzzle Brake 223 Rem5.56 NATO 1/2"x2: Manufacturer: Yankee Hill Machine Finish: Black Melonite Fabric/Material: Steel Condition: New