Vintage Singer 201-2 bobbin winder assembly. This assembly comes with the longer return spring that is used with the potted motor, it is also compatible with the belt driven 201-3 and 201K but you may need to shorten the tail on the return spring. Mounting screws and springs included. Very nice vintage condition, the chrome is bright. The bobbin winder tire has been replaced. Original, genuine Simanco part 66670