PDCA fidget spinner

"PDCA (Plan-Do-Check-Act)" is a typical management cycle.
Let's turn the PDCA with spinner!!

Movie:
https://twitter.com/kirin_nico/status/867017017110310912
https://twitter.com/kirin_nico/status/867395541864390657

Center hole:
- 22mm
- For ball bearing "608"

Around holes:
- 22.6mm
- For weights : Japanese 100Yen coins (4 coins per a hole)
or ball bearing with tape