Surefire BORE ALIGNMENT ROD TO CHECK SUPPRESSOR 5.56 CALIBER

Three-prong flash hider. Patent-pending design provides greater than a 99% reduction in flash compared to a plain muzzle. Precision machined from US mill-certified heat-treated stainless steel bar stock. High-precision single-point cut barrel threads for optimum thread interface. Inspected for all critical dimensions including concentricity and alignment. Pilot hole for pin-and-weld on 14.5 inch rifles. Black Melonite coating provides maximum protection against harsh environmental conditions and facilitates cleaning after extreme use. Installation requires no permanent modifications