The original Steyr AUG (Armee Universal Gewehr) with integral 1.5x Swarovski scope, polymer bullpup chassis, and interchangeable barrel system. Adopted by Austria, Australia, and many others. Revolutionary design that proved the bullpup concept for mainstream military use. Type: Rifle Action: Gas-Operated Caliber: 5.56x45mm NATO Capacity: 10 Year introduced: 1978, Austria Weight: 104 oz Overall length: 43.5" Status: Discontinued Military use: Yes Intended use: military, law_enforcement