Up for Buy-It-Now is a new old stock starter drive assembly, Delco-Remy part number 1915041.  This item was obtained from an old service garage and is not a newly remanufactured part.  According to my Delco manual, this is used on the following models and years:

1950 Rambler...Series 5010, with original starter number 1109457

  The drive is in brand new, never used condition and is still greased from the manufacturer.  It is free of any rust, dent or damage.  The original Delco-Remy box is in good condition.
  Please feel free to E-mail me questions.  International bidders are always welcome.  Thanks for looking!