Absolutely Brand New in Box, Colt Factory Original AR-15 A2 HBAR R6600, VERY RARE IN NIB CONDITION, Semi-Automatic, Caliber 5.56/.223, 16.1 Inch Chrome Lined Barrel with 1 in 7 Twist, Lever Safety, Bayonet Lug and Unblocked Lower Receiver. All factory accessories including Original Box with Green Label, Owner’s Manual, Two 20 Round Mags, Cleaning Rods, Brushes, Sling and Barrel Cap.