60/28 Hybrid Ceramic Bearing 285212 mm ( 1PC ) Race Bike Front Rear Wheel 60 28 2RS LUU Hybrids Si3N4 Ball Bearings 60/28RS

60/28 Hybrid Ceramic Bearing 28*52*12 mm ( 1PC ) Race Bike Front Rear Wheel 60 28 2RS LUU Hybrids Si3N4 Ball Bearings 60/28RS