See if this works with your machine
The Mega Magic Bobbin Genie eliminates backlash and bird's nests on the underside of free-motion quilting, thread painting and embroidery when changing directions at high speed.
Easy to use! Just drop a Magic Bobbin Genie into the bobbin case. Replace bobbin and insert into the machine!
SIZE M SIZE BOBBINS
Part Number: CHE MG12
Alt. Number: BRE 6943A
Guaranteed to fit.