Is this 3D model free to download?

Yes, Ultimate Wanhao i3 X Belt tensioner 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 typoman, 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.

Ultimate Wanhao i3 X Belt tensioner 3D printable model by typoman

Ultimate Wanhao i3 X Belt tensioner photo 1

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Ultimate Wanhao i3 X Belt tensioner

Source: Thingiverse by typoman

The Ultimate Wanhao i3 X Belt tensioner is a free printable 3D model from Thingiverse by typoman. This thing lets you easily adjust the tension of the X-belt, give great belt parallelism, and makes assembly/disassembly much easier than the two wobbly OEM bolts. You can download the STL file from the original listing below and print it at home.

Open in Thinger (free) Download from Thingiverse

856 saves Source: Thingiverse Updated 2026-10-31 License: CC-BY · commercial OK 7 makes Category: 3D Printer

Tags: Belt Tensioner, Wanhao Duplicator I3, x-axis

About this model

This thing lets you easily adjust the tension of the X-belt, give great belt parallelism, and makes assembly/disassembly much easier than the two wobbly OEM bolts. ####It comes in 2 parts: 1. Main block (3 options) 2. Sliding block Choose from 3 options for the main block. They all hold the belt perfectly well. I would not make a decision based on their performance when printing. The difference is how easy the belt is to remove from each. 1. Toothed - holds the belt to the main block using the GT2 tooth pattern. Extremely stable. Belt removal takes a lot of work. 2. Looped - allows the belt to hold itself in place by overlapping its own teeth. Common design in other belt holders. I did a partial print to test this and it holds extremely well. Removal was easier than the toothed version, bu…

Frequently asked questions

Is this 3D model free to download?: Yes. Ultimate Wanhao i3 X Belt tensioner 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 typoman.
Who made this model?: Designed by typoman, 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.