The only non 3d printed things you need for this are:

Sausage yarn, household rubber bands and 14mm x 390mm pipes.

Optional M4 screw and nut.

Rotate objects in your slicer so that they are easily printable.

See the photos to see how build this.

Print Settings

Printer Brand:

Prusa

Printer:

Rafts:

No

Supports:

Resolution:

0.2

Infill:

Filament: Das Filament PETG

Category: Hand Tools