The rear of the receiver is marked "SAGINAW S.G." behind the rear flip aperture sight, marked with an "S" on the left side, the front receiver is marked "US CARBINE / CAL .30 M1" and "MMQ" on the barrel lug. The "9-43" dated Underwood barrel is fitted with a type III barrel band/bayonet lug. Missing magazine. It has a high wood walnut pistol grip stock featuring an oval oiler slot-cut and boxed "SG" on the right side of the butt, fitted with a checkered buttplate and green canvas sling.