Chimera carriage for MG12 linear rail

I made this carriage so i could use linear rails in place of the stock wheels riding on 2020 extrusion that my printer came with. I incorporated a Z probe screw adjuster for the stock sensor requires 1 3mm x 30mm threaded bolt with nut, and a spring I had laying around.

Included is all the files individual as an OBJ and fusion 360 file, the STL file was also included with all parts on a plate as an stl file so thingiverse will display them for you in the preview screen above. That is also h