The Great Lakes AR-15 features aluminum receiver finished in Battleworn Aluminum, steel threaded barrel, 15.25" M-LOK handguard and Mil-Spec trigger. Oal 33.25" Grips Mil-Spec Action semi-auto Safety Safety Selector Switch Series Pistol Sights None Weight 6.80 lbs Caliber 223 Wylde Capacity 30+1 Stock Finish Black Weight Range 6 lbs to 6.99 lbs Barrel Length 7.50" Stock Material Synthetic Barrel Length Range 7" to 7.99"