CMMG Inc. makes high quality parts and accessories for the AR-15 platform. This particular barrel nut is made from steel and features a nitride finish. CMMG manufacturers these barrels to strict tolerances to ensure high quality and years of reliable service.
Steel construction
Nitride Finish
Black
Tags: cmmg, barrel, nut, ar-15, steel, standard, black, rifle, acc., cmmg55da296