Easy LED Light Towers for Prusa i3 MK3

This is a simple part to add LED lights to your Prusa i3 MK3 printer.

It works with this USB-powered LED touch light bar:
https://www.amazon.com/gp/product/B00MIQUJQ4/
($7.29 each at time of posting)

My goals in designing this part were:
- Easy to print and install
- Plug-and-play lighting
- Light positioned in front of model and down near print bed

This part features:
- Prints without supports
- Clips onto printer with no additional parts or tools needed
- Lights simply slide