This is a simple antistress Spinner,
there are 2 version, one that needs 4 608ZZ bearings and the cheaper one with just one 608zz bearing and 4 M10 nuts.

There are also two gcode made for WASP delta machine with 0.4 nozzle and PLA

there is a little video here
https://youtu.be/o63XBCnJsH4

WASP 2040

No

Yes

0.2

40%

Push the bearings or the nuts inside the part using a vise, put a little bit of WD-40 or oil on the central bearing and play