Tension Discs Set of 2, Tension Unit,Singer (Vintage Original) quilting As with most digital media

As with most digital media

or even to prepare for quilting

This "Celtic Knot" Decal Set is for Featherweights made from 1937 to 1953

A plastic accessory side-tray is included along with keys for the latch

but a rather simple concept that you can view in the photographs above

Tension Discs Set of 2, Tension Unit,Singer (Vintage Original) quilting As with most digital mediaThese are the discs in the tension unit that the upper thread goes through. These discs need to be free of oil, lint, and dust, so that there is no obstruction in the thread path, or variation in tension. They come in a set of 2. Look under the video tab if you need to know how to put the tension unit together, or if you are unsure about what piece you need.