Brigade Manufacturing AR Pistol Forged Receiver 5.56 16 Barrel Cerakote Midnight Bronze Adjustable Standard Stock 15 Rail A2 Flash Hider - Lowers are CNC machined from 7075-T6 aluminum forging - Uppers are CNC machined from 7075-T6 aluminum forging - 5.56 16 Rifle BARREL 17 TWIST NITRIDE FINISH - BM U-Rail series one piece free float 15 rail - 5.56 BCG - A2 Flash Hider 1/2-28 threading - Mil-Spec Trigger - Standard Adjustable Stock - 6 oz heavy buffer - Milspec ambidextrous charging handle - 1 30 rd mag - Semi-Auto - Cerakote Finish - No Sights Included - Gas Impingment System