Rock River Arms Tactical CAR A4 in 5.56mm features a chrome-lined 16" 1:9 twist barrel, match grade two-stage trigger, forged A4 flat-top upper receiver, 30rd magazine, A2 front sight, A2 flash hider, A2 pistol grip, CAR length hand-guards, and M4 6-position collapsible butt-stock. Guaranteed 1MOA accurate and only 7lbs! Includes hard case, box, and papers. Sorry, chrome bolt carrier (shown) option not available at this time. This is the perfect AR15 to stock for the coming rush. Get them before they're gone. Order today!