Rock River RRAGE 3G, Complete Upper Receiver, 223 Remington/556NATO, 16" Barrel, A2 Flash Hider, RRA 15" Free Float M-LOK Handdguard, Anodized Finish, Black, Fits AR-15, Includes Bolt Carrier Group and Charging Handle Assembly BB0470 Available to order on-line. Ships in 5-14 days $538.00