This set includes three bobbin winder tires, each with an outer diameter of 24 mm, an inner diameter of 14 mm, and a thickness of 4.8 mm, making them suitable for a variety of machines and applications.
Fits Singer models: 4610, 4613, 4617, 4623, 4624, 5910, 6233, 6234, 6235, 6237, 6238, 7000, 7004, 7005, 9008, 9410, 9416, 9420, 9430, 9600, 20U31, 20U33