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.

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62 saves Source: Thingiverse Updated 2026-04-18

Tags: Prusa, i3, Bear, Bearing, Holders

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 or MK3!   Features * Support all Prusa i3 Bear Upgrade version : Half, Full MK2(s)/MK2.5 and on Full MK3 * 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 M3x20mm with 6x "normal" nuts and Loctite OR 6x M3x22mm with 6x locknuts. Screws can be longer, this is the minimum required.   Installation Their is…

Frequently asked questions

Is this 3D model free to download?
Yes. Prusa i3 Bear Bearing Holders is free to download from Thingiverse. Click the "Download free STL" button 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.

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