MPSM V2 Z Carriage

This is a remix of mfink70's Z carriage with holes to mount a lead screw nut - https://www.thingiverse.com/thing:2764817

I bought mine early/mid 2018. mfink70's carriage has unevenly positioned bearing holes, which when mounted puts the X gantry at an angle.

This version has the bearings' holes repositioned for later generations of V2s. I have also added screw support for the X gantry cover.

You can either print the whole carriage as one piece with quite a bit of support, or for conven