This carriage is suited for the Standard and HT version of the HevORT XY gantry using MGN12H as X rail.
It will accept all configurations of HextrudORT.
See files here:
https://github.com/MirageC79/HextrudORT/tree/main/files/CARRIAGE/STDHT_MGN12
Or on Thingiverse
https://www.thingiverse.com/thing:4810748