Ender 3 Max Bottom brace

prusaprinters

<p>Among other things, i always hated the fact that the whole weight of of Z axis on Ender 3 Max is supported by 2 screws without solid support of extrusion under it.</p><p>I have my spool on top and while printing vibrations of Z Axis are noticable.</p><p>This bottom braces are part of ongoing project for improving the stability.</p><p>&nbsp;</p><p><strong>Instrustions:</strong></p><ul><li>Take out two front, top and bottom frame nuts like on image 2</li><li>Prepare the braces by inserting T slot nut and 10mm screws (M4) in shorter part</li><li>Put the assembly T nuts side first, and tighten a bit</li><li>Insert the factory screws that you removed previously and tighten them a bit</li><li>Push the T Nut side until its flush with extrusion and tighten them firmly</li><li>Tighten the factory screw firmly</li></ul><p>Print the open side down on heatbed, so the brace has more uniform strenght.</p><p>6 walls/top/bottom layers</p><p>Expansion already acounted for in designe.</p><p>Depending on how good your printer corners, you may/or may not need to do a little sending on the edges to make it super flat.&nbsp;</p><p>Bracket for motor side <a href="https://www.printables.com/model/228534-ender-3-max-bottom-brace-motor-side">model</a></p>