Singer Class 66 Bobbins 

4 class 66 bobbins

Fits Singer 247,288,360,774,935,1022,1280,2210,2517,2732,2950,3270,3343,4325,4610,4622,4622A,4830,5040,5050,5070,5160,5417,5430,5705,5825,5830,5910,6012,6038,6233,7021,8222,8734,9110,9210,9300,9400,9410,9608,9858,57815,57820,57825,CG-500,CG-500,CG-550,CG-590,HD110, AND SR MODELS 240,250,320,340,350,400,500,700,800,1800,2500,3100,3300,4500,5800,6100,6200,6500,6700,,,, 8000,9000,980, AND Other top drop in bobbin models with rounded tops.