Light Socket Insulating Collar, 221K & 222K Top Switch - Singer (Vintage Original)

This is a vintage original light socket insulating collar for Singer Featherweight 222 and 1951 - 1961 221K machines. It will only fit Featherweights with the light switch located on the light housing. Feel free to contact us if you have any questions about this product.  

** These collars will NOT fit ANY  Featherweight with the light switch at the base near the badge.