DIA 556P7H50B8-R223/556 BRL 7HV 1/8 BLK

Replace your barrel, or finish your build with this 7″ black nitride barrel from Diamondback! Made of 4150 CMV with a pistol-length gas system.

Diamondback 556P7H50B8R DB Barrel5.56x45mm NATO 7″ Pistol-Length Black Nitride 4150 Chrome Moly Vanadium Steel