The Shuriken has a hole made for a key ring and a 6803 ZZ 17x26x5 bearing.
This project was supposed to be different from all keyspinners, it's fun to spin when you have several keys. Perfect to de-stress.
This model is licensed under a Creative Commons Attribution-ShareAlike 4.0 International License. This means you are free to use and remix it for commercial purposes, as long as you credit the original author (me) and link back to this page.
Allegro: https://allegro.pl/oferta/6803-zz-lozysko-wysokoobrotowe-17x26x5-61803-zz-5658747208
Amazon: https://amzn.eu/d/0FIBfbl