Corne (crkbd) split keyboard thick plates

UPD 24.01.2021: Added a "no-rubber-feet" version for the backplate by request.

This is a set of two plates for a Corne keyboard by foostan ( https://github.com/foostan/crkbd/ )
I've designed the midplate to be thicker (4.5mm instead of 1.5) so it has less flex. Cherry MX-style switches can still be clicked in, since I left a small lip for them to latch on to.
On the photo I'm using 6mm M2 stands and 6mm M2 90deg countersunk screws.
There are also places to put on 10x10mm rubber feet on each side.

The files can be mirrored in slicer to get a set of plates for the other hand. The files here are for the right side. Pay attention to the lip on the midplate - it should probably be printed with the lip on the buildplate, and the side with the lip is gonna be the side facing the keycaps in the end (so the switches click in on top).
The step-files are AP242 exported out of KOMPAS3D, dunno how well it exports, hit me up if you have any problems with the files.

The midplate was prin