Beretta ARX 100, civilian semi-auto of the Italian Army ARX 160. Modular design with ambidextrous controls and quick-change barrel. Type: Rifle Action: Semi-Automatic Caliber: 5.56 NATO Capacity: 30 Year introduced: 2013, Italy Weight: 6.7 oz Overall length: 34.5" Status: Active Intended use: Tactical, Hunting