Competition Series Compensator - 1/2-28 TPI - .750 OD - .281 exit - Black oxide carbon steel - Features: - Extremely balanced and neutral fire - Redirects muzzle gasses to cancel out a large portion of recoil impulse - Provides dramatically improved sight recovery for faster follow-up shots - Minimized muzzle rise - Reduced recoil fatigue - Longer design to allow for pin-and-weld installation on shorter barrels - SOF/Tactical/USPSA Limited legal - American made