This is a list I got on the www.wright.com (sidewinder) site.
Bobbins that DO NOT WORK with Sidewinder
Machine/Series Bobbin Designation
Husqvarna Viking Bobbins:
Designer SE 412 56 15-45 (green)
Designer I 412 56 15-45 (green)
Quilt Designer II 412 56 15-45 (green)
Quilt Designer 412 56 15-45 (green)
Platinum, Interlude, Rose 412 56 15-45 (green)
Prelude, Daisy 412 56 15-45 (green)
Prisma 412 06 12-45 ("old style")
Optima 412 06 12-45 ("old style")
Classica 412 06 12-45 ("old style")
Singer:
Centaur II
Futura
pfaff:
Creative Vision
Unless otherwise specified, to the best of our knowledge all other bobbins work
with the SideWinder. Please check our website for any additional updates.