I cut X axis motor mount and Z axis nut plate from 4.8 mm thick aluminum. Using the dimensions shown the parts fit perfectly. A printed, adjustable Z=0 switch replaces the all but useless original Z=0 sensor.
Former electrical engineer, I became a dentist in 2011. I designed and built my printer, Son of MegaMax, using surplus machine parts at the Milwaukee Makerspace.
My newest printer design, Ultra MegaMax Dominator, is a coreXY machine with a 300...