Tool for setting the extrusion using an electronic calipers. The tool rigidly attaches to the printer frame with calipiers and allows to get exact measure of extruded length.
Print with standard support settings.
Correct the threaded places with an M4 tap.
Infill more than 30%
Any rigid material (PLA, PETG, ABS and similar)
The author marked this model as their own original creation.