CMMG 76D0B0A Barrel Assembly, 12.5 MT 4140CM SBN, 7.6

Barrel Assembly, 16.1 MT 4140CM SBN, 7.62x39

Barrel Assembly, 8 MT 4140CM SBN, 7.62x39

Perfect for building your custom AR15 upper group. Comes with a properly installed M4 barrel extension. All barrel sub-assemblies are properly headspaced.

Perfect for building your custom AR15 upper group. Comes with a properly installed M4 barrel extension. All barrel sub-assemblies are properly headspaced.

Barrels are the heart of a rifle or pistol, CMMG barrels are made with quality and precision as top priority. The 10.5'' 5.56mm barrel is no exception. Rest assured that all barrel sub-assemblies are...