CMMG AR-15 16" Rifle-Length Gas 6mm ARC 1:7.5 SS Barrel

The CMMG® AR-15 16" Rifle-Length Gas 6mm ARC 1:7.5 SS Barrel features 416 stainless steel construction with a corrosion-resistant salt bath nitride finish for unmatched strength and lasting durability. This drop-in barrel is compatible with rifle-length gas systems and boasts a 1:7.5 twist rate for superior precision and accuracy. Plus, the 5/8x24 thread pitch ensures you can take advantage of your favorite muzzle devices. Features an MT barrel contour.

All barrel sub-assemblies are properly headspaced.