White Fidget Hand Spinner Toy : Center Full Ceramic ZrO2 Bearing : 3 outer Bronze Bearings : Brass caps 42Q – VXB Ball Bearings
Amazon.com: 16 Pack Fidget Spinner Bearing and Cap Replacement Set, Chrome Steel Bearing Balls, High Speed 13mmx7mmx4mm Bearings Single Sealed Small Bearings for Fidget Spinner