Is this 3D model free to download?

Yes, Prusa i3 Bear Bearing Holders 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 pekcitron, 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.

Prusa i3 Bear Bearing Holders 3D printable model by pekcitron

Prusa i3 Bear Bearing Holders

Source: Thingiverse by pekcitron

The Prusa i3 Bear Bearing Holders is a free printable 3D model from Thingiverse by pekcitron. Description Y bearing holders for my Prusa i3 Bear Upgrade. You can download the STL file from the original listing below and print it at home.

Open in Thinger (free) Download from Thingiverse

961 saves Source: Thingiverse Updated 2026-10-16 License: CC-BY-SA · commercial OK 12 makes Category: 3D Printer

Tags: bearing, Bushing, Igus, Igus bushing, lm8uu, LM8UU Bearing, lm8uu holder, mk3, prusa bear, prusa bearing, prusa bearing holder, prusa i3, prusa i3 mk2, prusa i3 mk2s, prusa i3 mk3

About this model

Description Y bearing holders for my Prusa i3 Bear Upgrade. /!\ They are not compatible with original Prusa i3 MK2(S), MK2.5(S) or MK3(S)! Only for Bear Upgrade frames Features * Support all Prusa i3 Bear Upgrade version : Half, Full MK2(S)/MK2.5(S) and on Full MK3(S) * Strong and solid bearing holders * Compatible with standard LM8UU bearing, Igus RJ4JP, Misumi and Motedis bearings * Bearing are perfectly centered (holes of MK2 Y carriage are not centered) * Clean shape to avoid any printing artifacts * Require a perfect alignment of the Y axis * Open source and parametric (STEP and Fusion 360 files) Hardware needed * Half Upgrade : 6x M3x16mm. * Full Upgrade (all versions) :6x M3x25mm with 6x locknuts. Installation Their is a mark on each bearing holders : * 1 dot -> Half Upgrade *…

Frequently asked questions

Is this 3D model free to download?: Yes. Prusa i3 Bear Bearing Holders 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 pekcitron.
Who made this model?: Designed by pekcitron, 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.