Bernina Yellow Bobbin Case High Thread Tension

Sometimes you need more tension on the bobbin thread than usual for embroidery, free-motion sewing or free-motion quilting. And that’s why you need the golden-yellow bobbin case. This high thread tension bobbin case comes standard with the B 500 and B 700. Golden-yellow bobbin case for specific embroidery and free-motion quilting Compatible with the BERNINA Hook bobbins Mfr SKU: 034320.70.09