Is this 3D model free to download?

Yes, VO2Max Measurement Device 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 janm2000, 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.

VO2Max Measurement Device 3D printable model by janm2000

VO2Max Measurement Device

Source: Thingiverse by janm2000

The VO2Max Measurement Device is a free printable 3D model from Thingiverse by janm2000. This is my modified version of the housing for the DIY-VO2max-Device over on instructables.com/Accurate-VO2-Max-for-Zwift-and-Strava/ All credit goes to the users there. You can download the STL file from the original listing below and print it at home.

Open in Thinger (free) Download from Thingiverse

30 saves Source: Thingiverse Updated 2026-10-08 License: CC-BY · commercial OK Category: Outdoor & Garden

Tags: bike, cycling, diy, running, sports, triathlon

About this model

This is my modified version of the housing for the DIY-VO2max-Device over on instructables.com/Accurate-VO2-Max-for-Zwift-and-Strava/ All credit goes to the users there: "rabbitcreek" for the initial design, code & the instructions, but also "urissel" and "ivorhewitt" for their contributions! I merely dabbled with my CAD to neaten-up the hardware a bit (which I only achieved partly, I think) In short: This device measures the oxygen your body utilizes while exercising, which is a helpful metric to control training or determine your performance capabilities. In my opinion, this is the greatest thing since sliced bread and the only project worth wasting filament on - but apparently (for some reason), not everyone is a part-time, unprofessional endurance athlete and mad about suffering on a b…

Frequently asked questions

Is this 3D model free to download?: Yes. VO2Max Measurement Device 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 janm2000.
Who made this model?: Designed by janm2000, 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.