droftarts

Same issue, Mac OSX Mojave, Bossa 1.9.1, both GUI and command line versions. Works on Windows. ``` bossac -i -p /dev/tty.usbmodem14101 -e -w -v -b Duet3Firmware_MB6HC.bin -R Device : ATSAME70x20...

Yes, both x-ends (x-end-motor and x-end-idler) have the same spacing; 29mm. But this is different from the Z-motor-mount; 30mm. And NEMA17 motors (at least the ones I have) do not...

I have had another close look at the stl files, and I was wrong, the distance between Z-rod and Z-leadscrew centre on the x-ends is 29.5mm, but this is still...

An additional problem with the current z-motor-mounts, which have material removed where the M8 studding runs through it, is that if you do the M8 nuts up tight, the 'wall'...

See Issue 38 https://github.com/prusajr/PrusaMendel/issues/38 I think you have made the Z-leadscrew run even more eccentrically!