January 12, 2026
Description
I only got 10 mm ball bearings, so here is my test model inspired by the infinity sign fidget with an embedded ball bearing by Engineezy.
The safest way to embed the ball is to flex the freshly printed, still warm print a bit to push the ball through the hole in the center.
License:
Creative Commons — Attribution — Noncommercial — Share Alike
georgmierau
