Prusa i3 Mk2.5-Mk3 Extruder, Body and Cover R3 rework to align filament path - Eliminates squeaking - Improves flexible filament reliability
Source: MyMiniFactory by Nathan Whitchurch
The Prusa i3 Mk2.5-Mk3 Extruder, Body and Cover R3 rework to align filament path - Eliminates squeaking - Improves flexible filament reliability is a free printable 3D model from MyMiniFactory by Nathan Whitchurch. Please view full zoomed-in size of all pictures! STEP files are included for CAD users. You can download the STL file from the original listing below and print it at home.
About this model
Please view full zoomed-in size of all pictures! STEP files are included for CAD users. Extruder Body and Cover are marked "N3" to distinguish them from the Prusa official parts. Updated for Mk3S and R4 parts here: This model is reworked from the R3 parts released by Prusa in August 2018. The R3 changes have overall been fantastic, but I had found that the filament path in the printed parts was not well enough aligned with the bondtech gears, and filament was always rubbing against the inside of the extruder (PETG squeaked horribly on my printer). The idler tension adjust also didn't seem to do much, since the drive gear of the bondtech pushed filament against the extruder itself (my printer was able to load, push, and unload filament with the idler door completely swung open). In order t…
Frequently asked questions
- Is this 3D model free to download?
- Yes. Prusa i3 Mk2.5-Mk3 Extruder, Body and Cover R3 rework to align filament path - Eliminates squeaking - Improves flexible filament reliability is free to download from MyMiniFactory. Click the "Download free STL" button above to open the original listing.
- Where is the STL hosted?
- The download is hosted by MyMiniFactory, not by Thinger. We link you directly to the original listing by Nathan Whitchurch.
- Who made this model?
- Designed by Nathan Whitchurch, published on MyMiniFactory. 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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