This Batman Fidget Spinner (with beveled edges) uses three 608 Bearings. The secondary Bearings are aligned on the horizontal axis for balanced spinning. Bearing pin fits snug and does not interfere with the spin.
Spinner is 7mm thick. Bearing holes are 22mm in diameter. It is designed in Tinkercad.
Step 1: Download. Print. Assemble
Download the files and print the spinner.