Guide to drill the 11mm hole required for the quick release. Used the following components:
Screw: DIN 912 M6x16
Washer: DIN 125 A M6
Drill bushing: https://www.dold-mechatronik.de/Positionierbuchse-Bohrbuchse-11mm-Laenge-12mm-mit-Bund-Bohrung-einseitig-gerundet
Quick Connect: https://www.dold-mechatronik.de/Schnellspannverbinder-0-B-Typ-Nut-8
The author marked this model as their own original creation.