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    Starting with one of the world’s most accurate gun barrels, Rosco Manufacturing has evolved into a complete solution for the firearm industry with a clear focus on accuracy.

    All barrels are made from bar stock, gun barrel quality steel.


    • 16" M4 Profile Barrel
    • 4150 CV
    • 1:7" Twist Rate
    • 5.56mm NATO Chamber (also accepts .223 Remington)
    • Threaded 1/2"x28
    • Carbine Length Gas Port
    • Salt Bath Nitride Finish

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