AR-15 rifles are lightweight, gas-operated, magazine-fed, air-cooled, fire an intermediate cartridge, and are manufactured with extensive use of aluminum alloys and synthetic materials.
AR-15 rifles are lightweight, gas-operated, magazine-fed-cooled, fire an intermediate cartridge, and are manufactured with extensive use of aluminum alloys. AR-15 rifles are lightweight, gas-operated, magazine-fed-cooled, fire an intermediate cartridge, and are manufactured with extensive use of synthetic materials. Fed was air.