Wanhao I3 Plus Filament Guide With Sensor Mount

Parts Needed:
* These are the switches that I bought: https://www.amazon.com/gp/product/B074553YB3/ref=oh_aui_detailpage_o00_s00?ie=UTF8&psc=1 (copy and paste the url dunno why thingiverse doesn't link properly) if you dont' get these at least make sure you have wheels on the end of yours so you cause as little friction as possible.
* 2 M2x12mm
* 2 M2 Nuts
* Wire and connectors for raspberry pi pins

The model provided has extended walls to guide the arm of the switch, the pictures has sho