Smith&Wesson's M&P15 Sport II rifle is the ideal modern sporting rifle. It features a threaded 16" barrel with an Armornite finish. It has also has a fixed black stock, QD sling swivel attachment point, and a gas block with an integral Picatinny style rail. This model also features a 10 round magazine, dust cover, and forward assist. Oal 35" Hand Right Hand Twist 1:9" Action semi-auto Muzzle Threaded Safety Ambidextrous Series Sport II OR *CA Compliant Sights Optic Ready Weight 6.50 lbs Caliber 5.56x45mm Trigger Standard Capacity 10+1 Weight Range 6 lbs to 6.99 lbs Barrel Length 16" Receiver Material Aluminum Stock Description Fixed Barrel Description Steel Metal Finish Group Blued/Black Stock Finish Group Black Barrel Length Range 16" to 16.99"