6902 Bearing (Sinc Ceramic) Vendor_Shimano Cassette Cogs: 11-13-15-17-19-22-25-28-32-36-42

Cassette Cogs: 11-13-15-17-19-22-25-28-32-36-42

Flat Protection: Tread

Chainring BCD: 104

Cassette Cogs: 10-12-14-16-18-21-24-28-32-36-42-50

6902 Bearing (Sinc Ceramic) Vendor_Shimano Cassette Cogs: 11-13-15-17-19-22-25-28-32-36-42FEATURES: Designed by DT Swiss with precise tolerances and the high end materials you expect Silicon nitride ball bearings are an extremely tough and durable ceramic material Precision ground steel alloy bearing rings are designed specifically for the ceramic bearings This combination reduces rolling resistance to an absolute minimum and provides high durability Bearing upgrade for most DT rear hubs wheels SPECS: Bearing 6902 ID X OD X W 15x28x7