Singer 4 Class 15 Bobbins. For Singer Sewing Machine Models: 31-15 and 331, series 5500 and most imported machines. Priced per package of 4 plastic bobbins.
SINGER Black & White Plastic Class 66 Bobbins - Threaded-12/Pkg, 1
Class 15 bobbin case + 4 bobbins - Fits most Brother, Janome
Singer - 4 Class 15 Plastic Bobbins
Singer Sewing Notions & Reviews
EverSewn Bright Bobbins - Class 15 (10ct)
SINGER® Threaded Class 15 Bobbins, 12 ct - Harris Teeter
Juki Plastic Bobbins - Class 15 - Moore's Sewing
Set of 4 Class 15 Bobbins - Metal. For Singer
10 Pk. Class 15 (A Size) Plastic Bobbins For Many Home Sewing
Sewing Machines 10 pcs Pink Class 15 (A Size) Plastic Bobbins
Common Bobbins (Singer) - Plastic - Class 15 - 5pk (Use 81348-P
Singer - 4 Class 15 Plastic Bobbins
Brewer Sewing - Bobbin Singer 15 Class Clear Plastic 4 count
SINGER Bobbin J, 15 Class
Mandala Crafts Prewound Bobbin Thread – Prewound Bobbins for