Prusa i3 Mk3 Control Knob

As I was getting annoyed with the original control knob with the protrusion on it I designed my own.

I generally find this easier to work with as it scrolls easier without the protrusion interfering. I also changed the fitting geometry somewhat so you don't get the idea you're pushing the encoder through the PCB. The design has a 60 degree entry chamfer that aids fitting. Still grips nicely though.

I printed this in PETG as that's what Prusa uses. Clearly have some tuning to do there so a