Is this 3D model free to download?

Yes, Gearbox Keychain 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 Umake, 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.

Gearbox Keychain 3D printable model by Umake

Gearbox Keychain

Source: Thingiverse by Umake

The Gearbox Keychain is a free printable 3D model from Thingiverse by Umake. This Gearbox Keychain has two working gears. You can download the STL file from the original listing below and print it at home.

Open in Thinger (free) Download from Thingiverse

8,364 saves Source: Thingiverse Updated 2026-10-26 License: CC-BY-NC-SA · non-commercial 181 makes Category: Gadgets & Electronics

Tags: 3D, 3Dprinted, 3dprinter, 3d printer, chain, Gear, gears, Gear Ratio, key, keychain, keyring, key chain, Lube, lubricant, rotating

About this model

This Gearbox Keychain has two working gears. They spin smoothly and have a gear ratio of 1.5:1 (12:8). Other ratios will be uploaded soon! Use a little lube to make it run even smoother! As always, we don't like wasting material, so we designed it in a way that you won't need any support material. 3D Print this one and show yours!

Frequently asked questions

Is this 3D model free to download?: Yes. Gearbox Keychain 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 Umake.
Who made this model?: Designed by Umake, 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.