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Caliber 5.56 NATO
Barrel Length 10.5"
Barrel Material 4150 Chrome Moly Vanadium
Barrel Finish QPQ Corrosion Resistant
Gas System Length Carbine
Gas Block Journal .750"
Gas Port Size (inches) 0.0785
Barrel Rifling Button Rifling
Twist Rate 1:7 inches
Thread Pitch 1/2-28 Threaded
Barrel Extension M4
Weight(s) 19oz