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40mm wheel bearing (heavy duty)

by 3Daniel3

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bearing heavy duty wheel bearing bearing heavy duty wheel bearing

Hi,

Many 3D printable bearings out there are simply too weak and have not more than a decorative value.
In this approach, I tried to improve that and made a modified version of my 6mm softair BB bearing(https://www.thingiverse.com/thing:2781113).
This one has a outer diameter of 40mm and inner diameter of 15mm. It utilises 22 4,5mm steel balls, widely used in CO2 guns(cal .177). The overall design is adapted from automotive wheel bearings.

NOTE:
For some reason the stl files are only a

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