Deluxe Bobbin Winder Set With Motor P60999NS This bobbin winder does not fit Viking or Pfaff bobbins. This is a compact design bobbin winder that works independently. It includes motor, electronic foot control, and built-in spool stand. Bobbin easily mounts onto spring-type spindle Compact Design: 14 1/2" (W) X 8 1/2"(L) X 4" (H) Clear plastic safety-cover for motor and bobbin winder Built-in spool stand and its rod can be clipped into the side of main platform. Black platform with 4 leg cushions to reduce vibration.