Description
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CALIBER .308 Winchester BARREL LENGTH 20″ BARREL PROFILE Heavy BARREL MATERIAL 4150 Chrome Moly Vanadium BARREL FINISH QPQ Corrosion Resistant GAS SYSTEM LENGTH Rifle GAS BLOCK JOURNAL .750″ GAS PORT SIZE (INCHES) 0.0860 BARREL RIFLING Button Rifling TWIST RATE 1:10 inches THREAD PITCH 5/8×24 Threaded BARREL EXTENSION DPMS (308) WEIGHT(S) 55.2oz