AR 15 Barrels

Primary Arms has a wide selection of AR-15 barrels for sale. Choose from .223/5.56 barrels, .300BLK barrels, and 7.62x39mm barrels with twist rates ranging from 1:7 for longer ranges all the way up to 1:11 for lighter projectiles. Materials vary, with chrome lined barrels boasting longevity and stainless barrels for improved accuracy. Primary Arms carries AR-15 barrels manufactured by YHM, Daniel Defense, Radical Firearms, Bravo Company, and more.