Bobbin Winder Tension, Singer 301
This is the complete bobbin winder tension unit for the Singer 301/301A and all the 400 series Singers. These are original Simanco parts #170161.
May come with the screw - let us know in the notes if you need one.
Use the pull-down menu to select the black finish units that were original on the black and tan 301s, or the chrome unit on the two-tone LBOW 301s and all the 400 series.