Singer 160 repair/ replacement parts. Bobbin winder assembly. Parts included are: Bobbin winder unit #416503201, mounting bracket #270087128, retainer #270087129, extension and torsion springs, switch harness #270087584, bobbin winder bracket #270087739 and 2 bracket mounting screws. Untested but guaranteed to work or monies back. Price includes shipping to lower 48. Return for refund if fails on your machine.