FN FS2000 civilian semi-auto bullpup with forward brass ejection similar to the Kel-Tec RFB. Integrated optic channel, 17.4-inch barrel in a 29.3-inch package. True ambidextrous operation without modification. Discontinued but remains popular among bullpup enthusiasts. Type: Rifle Action: Gas-Operated Caliber: 5.56x45mm NATO Capacity: 10 Year introduced: 2006, Belgium Weight: 112 oz Overall length: 37" Status: Discontinued Intended use: self_defense, sport, law_enforcement