Arc Reactor MK I 3D printable model by Pygineer

Arc Reactor MK I

Source: Thingiverse by Pygineer

The Arc Reactor MK I is a free printable 3D model from Thingiverse by Pygineer. Only 3 screws hold everything together. You can download the STL file from the original listing below and print it at home.

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33 saves Source: Thingiverse Updated 2026-07-24

Tags: Arc, Reactor, MK, I

About this model

Only 3 screws hold everything together. No supports needed! Print the base and the top (the case) with a transparent filament and the rest of it with a black one. There is place for some leds inside and a cable hole. Overview: - ArkReaktorMKI.stl - ArkReaktorOriginal.blend (original, used to create the .stl file) - ArkReaktorTutorial.blend (from Youtube Tutorial) Animation and components:

Frequently asked questions

Is this 3D model free to download?
Yes. Arc Reactor MK I 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 Pygineer.
Who made this model?
Designed by Pygineer, 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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