Armalite's own AR-10 in .308 Win, featuring the original AR-10 receiver pattern distinct from the DPMS low-profile standard. Heavy-duty construction with 20-inch barrel. Type: Rifle Action: Semi-Automatic Caliber: 308 Win Capacity: 20 Year introduced: 1995, USA Weight: 9.6 oz Overall length: 41" Status: Active Military use: Yes Intended use: Service, Precision, Long Range