Genuine Singer sewing machine 5 pack class 66 1st generation one hole bobbins lot 7 Grade B condition Singer 66, 99, 201, and more.

This Genuine Singer sewing machine 5-pack of Class 66, 1st generation one-hole bobbins is in grade B condition and is compatible with Singer models 66, 99, and 201, among others. Constructed for durability, these Grade B condition bobbins still ensure reliable thread management, enhancing sewing efficiency and reducing the likelihood of thread jams during operation.