Receiver manufactured July 1941. "S-A 6-41" marked barrel, black painted "D-35449-SA" gas cylinder, "-2SA" bolt, "3 SA" operating rod, early type follower and components, blade front and peep rear sights with a protective cover on the set screw of the former and a set of early pattern adjustment drums ("BATTLE RANGE" windage and "LEFT/LEFT" elevation with closed arrows) on the latter, "-5-SA" trigger housing, "-2 SA" hammer, "-6SA" safety, winged hammer plunger, with faint boxed "SA/GHS" and crossed cannons cartouche on the left wrist. Includes M1907 brown leather sling, Springfield "1906" dated parkerized arsenal cut down 10 inch bayonet with green scabbard, and tool in butt compartment.