Thanks

Thanks to the following designers for publishing their great 3D-models on GrabCad:

https://grabcad.com/library/parallax-servo-1

https://grabcad.com/library/raspberry-pi-4-model-b-1

https://grabcad.com/library/rocker-switch-arcolectric-r13-112c-aaa-1

https://grabcad.com/library/battary-monitor-1

https://grabcad.com/library/toggle-switch-16

https://grabcad.com/library/raspberry-pi-camera-module-v2-1/