S/WESSON M&P-15 MOE MID RIFLE 223-16" 30RD MAGPUL STOCK FOREND GRIP (BLACK) Model: M&P15 MOE Mid, Caliber: 5.56 mm NATO, Capacity: 30 Rounds Detachable Magazine, Action: Semi-Auto, Barrel Length: 16" / 40.6 cm, Barrel Twist: 1 in 8" 5R Rifling, Front Sight: M4 A2 Post, Rear Sight: Folding Magpul® MBUS, Overall Length: 37" Extended / 33.75" Collapsed, Stock: Magpul® MOE, Weight: 6.54 lbs. / 2,966.5 g, Barrel Material: 4150 CMV, Barrel Finish: Durable, Corrosion Resistant Barrel Finish, Receiver Material: 7075 T6 Aluminum, Receiver Finish: Hard Coat Black Anodized, Polymer Component Finish: Black, Chromed Components: Gas Key, Bolt Carrier.