Is this 3D model free to download?

Yes, Knob Factory is free to download from Thingiverse. Open it in the free Thinger app, or use the "Download from Thingiverse" link to open the original listing by the creator.

Where do I download the STL file?

The download is hosted by Thingiverse. Use the "Download from Thingiverse" link on this page to open the original listing and grab the file, or save it to your print queue in the free Thinger app.

Designed by tanius, published on Thingiverse. Please credit the creator when sharing your print.

Can I print this at home?

Yes. This is a printable 3D model intended for home FDM and resin printers. Check the original listing for suggested print settings.

Knob Factory

Source: Thingiverse by tanius

The Knob Factory is a free printable 3D model from Thingiverse by tanius. A parametric OpenSCAD design with 46 documented parameters that allows to generate many kinds of knobs. You can download the STL file from the original listing below and print it at home.

Open in Thinger (free) Download from Thingiverse

4,415 saves Source: Thingiverse Updated 2026-11-02 License: CC-BY · commercial OK 1 makes Category: Gadgets & Electronics

Tags: extruder knob, knob, openscad, parametric, potentiometer knob

About this model

A parametric OpenSCAD design with 46 documented parameters that allows to generate many kinds of knobs. Examples include: small knobs for potentiometer inputs; knobs for turning the extruder or an axis of the 3D printer; water spout knobs etc.. This is a remix. The Thingiverse search for selecting the base design is broken atm, so I have to put it here: "Parametric Potentiometer Knob with OpenSCAD" by steevecooley, You should be able to use this in the Thingiverse Customizer. Otherwise use it in OpenSCAD directly, which is preferable anyway (and OpenSCAD is free!). When using it in OpenSCAD, the .json file provides configurations for some of the examples from the screenshot and for an Ender 2 extruder knob. Parameter list * knob_radius_top, knob_radius_bottom * knob_height * knob_faces (nu…

Frequently asked questions

Is this 3D model free to download?: Yes. Knob Factory is free to download from Thingiverse. Open it in the free Thinger app, or use the "Download from Thingiverse" link above to open the original listing.
Where is the STL hosted?: The download is hosted by Thingiverse, not by Thinger. We link you directly to the original listing by tanius.
Who made this model?: Designed by tanius, published on Thingiverse. Please credit the creator when sharing your print online.
Can I print this at home?: Yes. This model is intended for home FDM and resin 3D printers. Check the original listing for suggested print settings like layer height and supports.