July 7, 2016
Description
Modified sliding block to support using Robotdigg's 12mm graphite impregnated bushings for 8mm rods like what used in ultimaker.
http://www.robotdigg.com/product/175/Selfgraphite+8*12*30mm+Linear+Bearing
http://www.mcmaster.com/#99397a772/=136f33q
License:
Creative Commons - Attribution - Non-Commercial