Kinematic bracelet by Nervous system
Nervous system: https://n-e-r-v-o-u-s.com/labs/
Try to make your own size bracelet and download the modeling file by following the video.
It is printed all in one and the design is so cool.
Come to my page.
https://www.facebook.com/MakerEunny/
http://www.youtube.com/c/Eunny