Century Arms imported and converted Romanian PM md.63 rifles to semi-auto for US civilian market. Standard 16-inch barrel, single-stack receiver widened to accept double-stack magazines. Type: Rifle Action: Semi-Automatic Caliber: 762x39mm Capacity: 30 Year introduced: 1998, Romania Weight: 128 oz Overall length: 35.8" Status: Active Intended use: Home Defense, Range, Collector