Ar-15 Barrels 5.56 Nato - Ar-15 11.5 Barrel Carbine Length 1/2-28 1-8 Black

Built for accuracy and longevity, NEMO barrels are turned, chambered, and threaded in house. Starting with premium blanks, NEMO has defined accuracy through precision machining that is done right in Nemo's shop. Caliber: 5.56 NATO Length: 11.5" or 16" 416 stainless steel Muzzle threaded A 1/2-28 Carbine length gas system (11.5"), or Mid-length (16") .750 in diameter gas block journal 1 in 8 twist rifling (6 groove) Black Cerakote finish Laser engraved markings Mfg: Nemo