Is this 3D model free to download?

Yes, Another Y tensioner for AM8 frame 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 AVZ, 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.

Another Y tensioner for AM8 frame 3D printable model by AVZ

Another Y tensioner for AM8 frame photo 1

Another Y tensioner for AM8 frame photo 2

Another Y tensioner for AM8 frame photo 3

Another Y tensioner for AM8 frame photo 4

Another Y tensioner for AM8 frame

Source: Thingiverse by AVZ

The Another Y tensioner for AM8 frame is a free printable 3D model from Thingiverse by AVZ. Updates 17/09/2017 Uploaded a shorter version, since it makes no sense that the "U" part is so long. You can download the STL file from the original listing below and print it at home.

Open in Thinger (free) Download from Thingiverse

932 saves Source: Thingiverse Updated 2026-10-22 License: CC-BY-SA · commercial OK 9 makes Category: 3D Printer

Tags: AM8, AM8 upgrade, Anet A8, Anet AM8, Belt Tensioner, idler, idler pulley, toothed idler pulley, y-axis, Y tensioner

About this model

Updates 17/09/2017 Uploaded a shorter version, since it makes no sense that the "U" part is so long. This version requires a slightly longer Y belt. Updates 16/08/2017 Removed most of the play along Z in Y Tensioner Case. The other two pieces remain the same. This is a different Y belt tensioner for AM8 frame by pheneeny. Works with the original Y stepper mount, so it is fully compatible with stock AM8. I made myself this one, which is more rigid and has almost no play around Z axis, it just lets move back and forth, unlike many tensioners based on two bolts and/or two sections. It should have approx 5mm stroke, which is more than enough to give the belt that last bit of tension. Should work with toothed idler mod. Added a cutaway view to see the assembly more clearly. ASSEMBLY: -M4x24mm h…

Frequently asked questions

Is this 3D model free to download?: Yes. Another Y tensioner for AM8 frame 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 AVZ.
Who made this model?: Designed by AVZ, 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.