Early Singer 15-30 31-15 Sewing Machine Solid Spun Bobbins Simanco 2996

Lot of 3 early Singer sewing machine solid spun steel bobbins for the 31-15 and 15-30, also compatible with other class 15 models as well. These are original bobbins in good vintage condition, may have typical darkening due to age, rust free - Old thread has been removed. Simanco part #2996.