Ethic Skateboard bearings

These bearings are compatible with any diameter wheel from 100mm to 125mm and fit standard 8mm axles. If you ride 12 STD (12mm axle), buy the Ethic 12 STD Bearings. Ethic bearings are compatible with pro scooter wheels of any diameter. You'll get the perfect combination of speed, durability, and reliability that you need for any riding session. THIS SET ONLY COMES WITH 4 BEARINGS.