The IWI Galil ACE in 5.56 NATO is the most compact offering in the ACE family, using the AK-derived long-stroke gas piston action in an 18.6-inch barrel configuration with full-length Picatinny top rail, ambidextrous controls, and folding adjustable stock. The ACE 5.56 uses proprietary ACE magazines and does not accept standard AR-15 STANAG magazines. Type: Rifle Action: Semi-Automatic Caliber: 5.56x45mm NATO Capacity: 30 Year introduced: 2013, Israel Weight: 108 oz Overall length: 38.5" Status: Active Military use: Yes Intended use: military, tactical, sporting