modRuler

ConceptA dead simple, but fully modular system to build an infinite ruler, a 3 axis ruler, a center finder or maybe a space station some time.TLDRPrint the starter kit (a folder on the files tab) to get the concept. Just open your eyes big to see the small bumper in the hole :)BackgroundThe current (initial version) is created in a few hours and I post it now to enter in the measurement devices contest, but my plan is to improve it with time, so please print, comment, remix and set a reminder in