Arsenal SAM7UF85FDEM: Action: Semi-Auto - Caliber: 7.62x39mm - Capacity: 10rd - Barrel: 16.25 (1:9.45) with Muzzle Nut - Sights: Adjustable Iron - Receiver: Milled Steel - Stock: Under-Folding - Grip: Synthetic - Handguard: Synthetic - Length: 25/35 - Weight: 7.5 lbs. - 100% new-production parts and components - Bulgarian hot-die hammer forged receiver bolt bolt carrier and double-hook trigger - Cold hammer-forged 16.3 barrel from Arsenal\'s Bulgarian factory built on Steyr manufacturing technology - Hard-chrome plated bore and chamber - Removable muzzle nut with 14x1mm left hand threads - Reinforced Under-Folding Buttstock - 922(r) compliant with US made or imported magazines - Substantially extended service life over other types of assemblies - Accepts any standard mil-spec high capacity magazine - Includes one 10-round magazine sling oil bottle and cleaning kit