Rosco Manufacturing Bloodline AR-15/M4 5.56 NATO 14.5" M4 Barrel - Nitride

The Rosco Manufacturing Bloodline 14.5" M4 Barrel is a replacement barrel for an AR-15/M4-pattern carbine, configured for a carbine-length gas system. Its M4/Government profile makes it a practical choice for patrol or duty-oriented carbine builds.

Chambered in 5.56 NATO, this 14.5 in barrel is made from 4150 chrome-moly-vanadium steel and finished in black nitride. It uses a 1:7 twist, a 0.750 in gas-block journal, and an 11-degree target crown.

The muzzle is threaded 1/2x28 for compatible muzzle devices. Listed barrel weight is 25.86 oz.

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