This listing is for a rewind starter, Sears part #590621.  It was removed from a Sears Craftsman Eager 1 20 inch mower model #917.383270 with a model 143.414332 3.5hp Tecumseh engine.  It may fit other models as well.  Please confirm that this part will fit your mower before purchase.  It is in good working condition.  Payment within 2 days of purchase.  I will combine shipping on multiple purchases when possible.  If you are looking for a part that I don't have listed please ask, I might have one.  Thanks for looking!