X-Carve Dust Rails Sides/Front/Back

This is a remake of some wonderful design work over at Inventables https://www.inventables.com/projects/mwp-y-axis-braces and https://www.inventables.com/projects/mwp-y-axis-belt-dust-guards There wasn't any source files so modification wasn't very easy. So I remade it from scratch and narrowed down the materials needed.

If you have a large enough laser cutter you can cut these as one piece. I changed the holes to fit M3 hardware and slotted them so you can move the side rails up/down and flu