Sinc Ceramic Technology - DT SwissAt DT Swiss we believe that the difference is in the detail. SINC ceramic ball bearings are precisely based on such details. Thanks to the optimization of these DT/Swiss 240 Standard ZERO ceramic bearing kit - EnduroDT/Swiss 240 Standard ZERO ceramic bearing kit. The ZERØ ceramic bearings have ceramic balls and steel races. The balls are Grade 3, Silicon Nitride 
Dt Swiss 240 Ceramic Bearing at Boca BearingsDt Swiss 240 Ceramic Bearing found in: DT/SWISS 240 ROAD FRONT HUB Ultra Seal Ceramic Manufacturer/Model By Series, DT/SWISS 240 ROAD REAR Ceramic Bearing Upgrade Kit for DT Swiss 240s - AdvancedCeramic Bearing Upgrade Kit for DT Swiss 240s. The Kit includes 2 x 61802, 2 x 61803 and 2 x 61902 ceramic bearings for one front and one rear hubDT Swiss 240s Ceramic Bearings | Bicycle Wheel BearingsBBInfinite manufactures our Ceramitech bicycle wheel bearings to the highest standards. Discover the power of our DT Swiss 240s ceramic bearings today!Spare parts wheels - DT SwissSINC Ceramic bearings are made for DT Swiss hubs with absolute precision. The advantages  4: Spline One wheels MY 2016, 240s disc-brake hubs. Ref. no