BERNINA Yellow High Tension Bobbin Case
Low in store inventory, may be subject to change
High Thread Tension Bobbin case
Sometimes you need more tension on the bobbin thread than usual for embroidery, free-motion sewing, or free-motion quilting. That's why you need the golden-yellow bobbin case.
https://www.youtube.com/watch?time_continue=138&v=OyzBuFwLAxk&feature=emb_logo
Note you should not use this bobbin Case with the older 7 series machines if you are unsure call us before you order this. 812-323-2665