Rosco Manufacturing
Rosco Manufacturing Bloodline 5.56 NATO 14.5" Barrel, Black Nitride - BL-145-M4-556-7-C
SKU: BL-145-M4-556-7-CUPC: 181969500043
$135.00$164.00
MSRP: $164.00
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Rosco Manufacturing Bloodline barrel chambered in 5.56 NATO with a 14.5" length and 1:7 twist rate, designed for M4 carbine and AR-15 platforms. Features 4150 CMV steel construction with nitride finish, 1/2x28 thread pitch, and mid-length gas system for reliable performance. Direct drop-in installation for compatible AR-15 builds.
