Bernina Bobbin – 4, 5, 7, Series

The BERNINA Hook bobbin holds 70% more thread than standard bobbins. That means more sewing and fewer interruptions.

These Bernina bobbins are compatible with the following machines:
B700 E, B 720, B 740, B 770 QE, B 790, B 790 PLUS
B 500 E, B 535, B 540, B 570 QE, B 590
B 435, B 475 QE, B 485, B 480