Author: Oneira3D, published on 2014-10-26
An improved version of upper Z-axis bracket for Prusa I3 Hephestos.
Using ball bearing reduce swings of Z-axis jackscrew and improve printing precision.
You need two ball bearing 10x5x4 mm (outside diam. – inside diam. – height) or two 10x5x5.
Insert ball bearing in the biggest hole (help with a flat screwdriver into printed crack).
Mine printed with Cura: layer: 0.2mm – sheel 1.2mm – bottom/top thickness: 0.6mm – fill: 40%
Tags: Hephestos, improvement, prusa, prusa_i3, reprap