This is the remix version from Thingverse by shrop_pat.
https://www.thingiverse.com/thing:4335944

This version cut down the height of the standoff to 3.9mm. so you will be able to use the calibration-z function on stock firmware.

This is an alternate way to level the bed on a Prusa MK3(S).
This method uses M3 threaded brass pillars which are height adjusted using convenient thumb wheels.

The wheels prints with no supports.

You will need
9 pcs. M3X5mm+6 brass standoff
8 pcs. very thin washers.

Print instructions

Recommended print this in PETG with a 0.2mm layer height.
35% fill density, 4 Perimeters.
No supports required.