|Store Departments > Sewing Machine Accessories|
Special size for LONG-ARM MACHINES-- M BOBBIN CASES!
Just slip our easy-to-use Mega Genie Magic Bobbin Washers into your M bobbin case, and you're ready to go! Eliminates the backlash and bird's nests on the underside of free-motion quilting when changing directions at high speed.
Tough and long-lasting.