WASP Delta 3d printer knob cover

If you have a WASP Delta 3d printer, you can find tis thing useful. With my cover you reach a better grip on the dial knob, better movement precision and electrical insulation.

WARNING!
Don't push too much on the knob to put the cover in place, or you can damge internal circuit board...

Print suggestions.
Use 0.4 or 0.35 mm nozzle, 0.2 layer height, min. 2 shells, 1 top and bottom thickness and 20% infill. If you place the cover with face down on print bed, no supports are needed. With