These knobs were designed for better manually handling of the routers axes.
There is one type for the axis sides with small metallic knobs and one type for the sides with only nuts.
The knobs fits tight on the axis ends and don't need additionally fixing.
Printer:
FIashForge Dreamer
Rafts:
No
Supports:
No
Resolution:
0.25 mm
Infill:
30%
Filament:
PLA silver
Category: Parts
The author hasn't provided the model origin yet.