Thread Spool Bobbin Winder Adapter

Adapter to fit a sewing machine's bobbin winder, for you to wind a thread spool. I designed in a slot to fit a wedge to secure the spool, but I found it was unnecessary. Should print without supports, but you may want a brim.

TinkerCAD link: https://www.tinkercad.com/things/j4dTxXT3kyX-bobbin-winder-adapter