Bernina 4 & 5 Series Knob protector - Aqua
Bernina 4 & 5 Series Knob protector NG (for the newest generation of 4 & 5 series machines, 435, 475, 480, 535, 570QE, 590E) This will greatly help reduce the chances of breaking the stitch width or length knobs on your expensive machines.
