.30 Carbine. 17.75" barrel length. SN: 5609994. Parkerized metal finish with walnut-semi pistol grip stock mounting late pattern adjustable rear aperture and front blade sights with protectors, and bayonet lug. Short-stroke piston driven rotating bolt semi automatic rifle fed by detachable double stack magazines. Rear receiver shows WINCHESTER maker marking along with model mark reading U.S. CARBINE/CAL. .30M1. Interior of stock marked SA with handguard mounting two-rivet retaining plate. Crossbolt safety to trigger group that shows SG markings for Saginaw Gear production on the trigger group and hammer. Right barrel marked with {Ordnance Bomb} but is undated and otherwise unmarked. Comes with 15-shot magazine marked UQ for Quality Hardware under Underwood contract. Stock void of markings and shows round edges indicative of sanding, particularly on semi-pistol grip. Barrel band/bayonet lug marked Circle A. Item is import marked below the barrel ARL. ORD. ARLINGTON VA.