DANIEL DEFENSE - AR-15/M16 5.56 HAMMER FORGED BARRELS

Cold Hammer Forged For Superb Accuracy; Chrome-Lined For Long Life These barrels are cold hammer-forged from high-grade chromium-molybdenum-vanadium alloy steel for exceptional strength and accuracy potential—like a high-end match rifle barrel. Magnetic particle inspection (MPI) ensures there are no internal flaws in the metal. Durable manganese phosphate finish give excellent resistance to surface wear. Barrel extension has M4-type feed ramps. Choose caliber, profile, length, and gas block/sight base option to fit your needs. 5.56x45 barrels come in 10.5”, 14.5” and 16” lengths, with the shorter barrels featuring carbine length gas system. The 16” barrels are available with a carbine or mid-length gas system. Barrels are available in lightweight or government contours, and M4 for the 14.5” length. OD at gas block is .750”. AR-15, Issue:09, Page:016 Brownells Christmas , Issue:3X, Page:020 Big Book Catalog, Issue:67, Page:018 Mini-Catalogs, Issue:05, Page:002