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Rosco Manufacturing AR-15 M4 5.56 NATO 14.5″ Barrel – Black
$160.80Rosco Manufacturing M4Barrel556NATO14.5″Mid Length Gas SystemFits AR-15Nitride FinishBlackFeatures:14.5, Mid Length Gas System1/2×28 Muzzle Threading1/7 Twist4150 CMV ConstructionNitride Finish
