This scraper holder fits Ender 3 and Neptune 2 aluminium extrusion. It is also possible that it fits some other 40mm extrusions. Fit is tight for Neptune 2 and slightly loose for Ender 3.

Printing instructions

-Print holder oriented as seen in slicer picture.

-Do not use supports.

Installation

1. Remove end cover from aluminium extrusion. You may need screw driver to help.
2. Slide holder in extrusion slots
3. Attach extrusion end cover