Singer 500 503 Sewing Machine Upper Top Arm Cover Thread Guide Simanco 172519

Vintage Singer 500 / 500A and 503 / 503A Rocketeer sewing machine upper thread guide, this guide mounts to the top arm cover. Comes with the mounting screws and face plate catch. Clean and rust free, the raw steel may have minor discoloration due to age. Genuine, original Simanco parts, includes thread guide #172519, face plate catch #172527 and #51095 screws.