Ultradyne

MERCURY is the choice for those seeking a compact lightweight muzzle device with smooth recoil characteristics and Dynamount on-barrel sight compatibility. A timing nut is included for easy installation. - PROGRESSIVE 90 DEGREE PORTS - Ultrasmooth recoil reduction and minimal shooter distraction. - 100% CNC MACHINED IN THE USA - 416 Stainless Steel with ultra-rugged salt bath nitride finish. - DYNAMOUNT READY - Barrel-mounted sight option eliminates sight deflection associated with handguard mounting. - Mercury 223 / 5.56 Technical Specs - CALIBER .223 / 5.56 or smaller - BARREL THREAD 1/2-28 UNEF-2B - MATERIAL - 416 Stainless Steel - Salt Bath Nitride Finish - MOUNTING Shrouded Timing Nut - MASS - Brake Only 87 grams / 3.1 ounces - Total 110 grams / 3.9 ounces - DIMENSIONS - Length 62 mm / 2.43 inches - OD 22 mm / 0.865 inches - WRENCH FLATS 3/4 inch