I wanted to mount a 3.3v relay ( https://a.co/94GPXc6 )to the printer to control my lights ( https://www.printables.com/model/7633-mmu2-led-light-bar-prusa-i3-mk2mk3 )via octoprint and keep it looking clean. This is the raspberry pi mount I'm using https://www.printables.com/model/32790-raspberry-pi4-case-for-prusa-mk3
The author hasn't provided the model origin yet.