Bearing-in-Bearing Fidget Spinner Taken To The Max | Hackaday
VXB Brand 15mm ID 35mm OD Ball Bearing Deep Groove 15x35x11 Type: Single Row deep Groove Ball Bearings 15mm x 35mm x 11mm Brand: VXB: Amazon.com: Industrial & Scientific
4 Pack of Fidget Spinner Bearings (608) – Vorpal Robotics Store