Singer Featherweight Slack Thread Regulator & Screw, Tension Unit, (Vintage Original) swag-bag-item We now sell vintage original

We now sell vintage original Singer 15 manuals in the model and year you choose so your machine can be completely original

depending on inventory at hand

Built to Last: Durable and dependable

illustrations are given which reference the actual Featherweight 221 and Case

Singer Featherweight Slack Thread Regulator & Screw, Tension Unit, (Vintage Original) swag-bag-item We now sell vintage originalThis tension unit piece (part 45863) regulates the slack produce by the take up spring. The little screw that holds it on is also included (part 335), which may be chrome or black, depending on stock availability at the time the order is filled. This part fits the Singer 221, 221K, 221J, and 222 as well as the Singer 301.