About this 3D model
Fidget spinner created with VECTARY - the free, online 3D modeling tool. You can freely customize the original 3D model here: https://www.vectary.com/l/fidget_spinner_toy For holes use classic bearing ABEC 5 with diameter 22 mm. Edit: I uploaded an optimized .stl file I screenrecorded my design process. Enjoy! 3D printed on Formlabs 1+