Receiver manufactured in late 1943 as a part of the only production block from International Business Machines Corporation (serial number range from 3,651,520 to 4,009,999) produced from August 1943 to May 1944. I.B.M. Corp. "9-43" dated barrel, "BR-B" stamped in the stock channel, and an "ordnance wheel" stamp on the right side of the butt. Includes a web sling and metal oiler. Magazine is absent.

Very fine, retaining much of the original finishes with some light edge wear, thinning on the barrel with scattered silvering, scattered minor patches of spotting/freckling along with smooth brown patina, light cycling wear, and some light handling marks. The stock is also very fine with some light gouges on the left of the nose, two dent on the right of the forearm, scattered minor scrapes and compression marks, a loose buttplate, along with attractive aged raised grain and crisp stamps. Mechanically excellent.