Singer Slide Plate/Bobbin Cover
Clear plastic for clear visibility to the bobbin so you can see how much thread you have left before it runs out.
It clips or slides into place and covers the bobbin to stop it jumping out, without this bobbin cover plate the machine will not stitch correctly.
Fits the following models:
Fasion Mate 3333 3342 3337 Simple 3337 M3220
Part Number: 68003566
