Bobbins 15 class plasti 100/pk

For Singer models 15-30, 15-88, 15-90, 15-91, 118, 132Q, 177C, 223, 233, 237, 239, 1507, 1525, 1732, 3709, 3722, 3810, 3820, 5102, 5107, 5122, 5127, 5522, 5528, 6510, 6550, 7360, 7380, 9910, 9920 9940, XL100, XL1000, XL3400, XL5000, XL6000 Outside diameter: 20.5mm – Height: 11.5mm – Axis diamter 6.2mm Fits many top loading bobbin machines including Janome and Kenmore.