I used ABS to print the switch components. It will require some #6 plastic screws and a #6-32 adjuster screw. Get the bearing from a HDD. The magnet was one I happened to have in my parts box.
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...