Barrels

AR-15 5.56 NATO Barrels in 1:7 Twist, Government Profile

White Label Armory stocks American-made, mil-spec AR-15 barrels chambered in 5.56 NATO with a 1:7 twist and Government profile. Available lengths run from 7.5" pistol-length and 10.5" or 11.5" carbine-length builds to 13.7", 14.5", and 16" mid-length configurations, so you can match the gas system to your intended build.

When selecting a barrel, consider how length and gas system length affect your build, along with muzzle threading for accessories such as the A2 flash hider with 1/2-28 threads. Browse the full Barrels & Gas selection to pair the right components for your platform.

This category serves AR enthusiasts and gunsmiths assembling complete uppers, as well as manufacturers sourcing barrels through white-label partnerships. Round out your project with build kits and receivers to complete the assembly.