Model: Steyr AUG A3 M1Purpose: Target shooting, military & law enforcement, multi-gun competitionManufacturer: Steyr Arms USA, Bessemer, AL 35022Operation: Adjustable, short-stroke, gas-piston, semi-automaticMagazine type/capacity: Polymer double-stack detachable box/30 rounds (10- and 42-round avail.) *Accepts Genuine AUG USR Factory Mags* Receiver material: Hard Eloxal-coated aircraft aluminumCaliber: 5.56x45mm (.223 Remmington)Barrel: 16.375-inch mannox-lined (nitride) CHF barrel (18.375 inches with muzzle brake)Rifling: 6 grooves, 1:9 RH TwistSights: Short 11-slot rail, High 16-slot rail, 1.5X optic or 3X opticSafety: Two-position trigger-blockingTrigger type: Single-stagePull weight: 9 pounds, 8 ouncesStock material/type: MUD syntheticLength of pull: 15 inchesDrop at comb: 0.435 inch (Short rail), 0.820 inch (High rail), 1.945 inches (Optic)Drop at heel: NoneRecoil pad: Elastomer 0.3-inch thickSling swivels: Two (front QD, rear reversible)Pistol grip: IntegralCheckering: NoneWeight, empty: 7.7 pounds (Short Rail), 7.8 pounds (High Rail), 8.8 pounds (Optic)Overall length: 28.15 inchesIncluded accessories: Owner’s manual and one 30-round magazine.