Century Arms R1A1 Sporter built on metric-pattern FAL receiver with mixed surplus parts. Semi-auto civilian version of the metric FAL, assembled to comply with 922(r) import regulations. Type: Rifle Action: Gas-Operated Caliber: 7.62x51mm NATO Capacity: 10 Year introduced: 1990, USA Weight: 112 oz Overall length: 36.5" Status: Discontinued Intended use: sport, hunting