Rosco Manufacturing Bloodline 5.56 NATO 11.5" M4 Profile Barrel, Black Nitride - BL-115-M4-556-7-C

This Rosco Manufacturing Bloodline barrel is a 11.5" M4 profile barrel chambered in 5.56 NATO with a 1:7 twist rate and carbine-length gas system. Made from 4150 CMV steel with a black nitride finish, it features a threaded muzzle (1/2x28 thread pitch) and is compatible with AR-15 platforms. The barrel is a drop-in replacement component designed for direct installation into compatible AR-15 upper receivers.