Core One Bearing Spool Holder Centre Post compact version (85mm).

Center post with thinner back so it can hold a Prusament spool inside the original 85mm depth
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updated June 8, 2025

Description

PDF

I removed the cone portion of of the center post, and reinforced the screw's connection to the base. The original Retaining Ring still works, and centers any spool on the post. This remix also make it compatible with the Prusa Core One Drybox Upgrade.

This is a drop in replacement for Ray J's Centre Post, use the same bearings and mount it the same way as the original. 

 

Enjoy!

Model origin

The author remixed this model.

Differences of the remix compared to the original

I removed the cone portion of of the center post, and reinforced the screw's connection to the base. The original Retaining Ring still works, and centers any spool on the post. This remix also make it compatible with the Prusa Core One Drybox Upgrade.

License