Tri-Bearing Fidget Spinner, just got my first set of bearings and plan to design and print a bunch of idea's.

https://www.youtube.com/watch?v=u_KH0RK-rao

This uses Bones Bearings Reds, 22OD 8ID 7mm thick bearings. I've clearance fit the holes to 22.1mm and press fit he bearings.

Kys-tri01

PB Simple Metal
PLA
.4048 layer height
.6 nozzle, .72 layer width, 2 param.
Bones Bearings