Features Include: SKU: 811311, Model: M&P10, Caliber: .308 WIN/7.62x51, Action: Semi-Automatic, Capacity: 10 Rounds, Magazine Type: Metal, Barrel Length: 18" / 45.7 cm, Barrel Twist: 1 in 10" 5R Rifling, Trigger Pull: 6.15 LBS. +/-, Overall Length: 40.9" Extended/ 37.6" Collapsed, Stock: 6-Position CAR, Weight: 7.71 lbs. / 3,497.3 g, Bolt Material: 9310 Steel, Barrel Material: 4140 Steel, Barrel Finish: Durable, Corrosion Resistant Finish, Receiver Material: 7075 T6 Aluminum, Receiver Finish: Black Type III Hard Anodized, Chromed Components: Gas Key, Bolt Carrier, Firing Pin.