The Steyr AUG A2 is the intermediate modernization between the A1 and A3, introducing a flat-top optic rail while retaining much of the original AUG furniture. Less common than the A1 and A3, it represents a transitional configuration. Type: Semi-Auto Rifle Action: Gas-Operated Caliber: 5.56x45mm Capacity: 30 Year introduced: 1997, Austria Weight: 8 oz Overall length: 28.1" Status: Discontinued Military use: Yes Intended use: Range, Collector