Mechanical counter. I used 4mm round wooden lollypop sticks to hold the gears but you could use wooden dowels or metal rods. For info on how the carry gears work see https://www.youtube.com/watch?v=rjWfIiaOFR4.
Printer Brand:
Prusa
Printer:
i3 MK3
Rafts:
No
Supports:
No
Resolution:
0.2
Infill:
20%
Cosmic Blue