Is this 3D model free to download?

Yes, Anet A8 X Belt holder and tensionner 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 Miranio, 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.

Anet A8 X Belt holder and tensionner 3D printable model by Miranio

Anet A8 X Belt holder and tensionner photo 1

Anet A8 X Belt holder and tensionner photo 2

Anet A8 X Belt holder and tensionner photo 3

Anet A8 X Belt holder and tensionner

Source: Thingiverse by Miranio

The Anet A8 X Belt holder and tensionner is a free printable 3D model from Thingiverse by Miranio. If you love this design and it help you, consider tipping me as I spent a good amount of time on this design. You can download the STL file from the original listing below and print it at home.

Open in Thinger (free) Download from Thingiverse

2,859 saves Source: Thingiverse Updated 2026-11-05 License: CC-BY-NC-SA · non-commercial 71 makes Category: 3D Printer

Tags: Anet A8, X belt, x belt holder, X belt tensioner

About this model

If you love this design and it help you, consider tipping me as I spent a good amount of time on this design. Thanks in advance ! Anet A8 PLUS : Since the stock belt is held by the top belt to use my design you'll need to reverse the x motor direction. Either in firmware or by reversing one coil of the stepper motor. Remixed Kenneth Jiang version to add a tensionner on the setup. There is a screw ( M3x30 that come with the Anet ) that go thru the body and attach to the nut that with in the tighter. You install the belt, as shown in the picture and then you tighten the belt with the screw. I wanted to use the lenght of the x_belt you end up with after the first built of the Anet. It was too short for most of the tensionner. This one fit perfect and you can get the belt pretty darn tight. I …

Frequently asked questions

Is this 3D model free to download?: Yes. Anet A8 X Belt holder and tensionner 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 Miranio.
Who made this model?: Designed by Miranio, 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.