DT Swiss 6903 Bearing: Sinc Ceramic, 30mm OD, 18mm ID, 7mm Wide

DT Swiss Sinc Ceramic cartridge bearings.

• The black dust cover is intended to be installed facing the hub and the tan seal is intended to face externally

• Manufacturer Number: 1803
• Material: Ceramic
• Bearing I.D. (mm): 18
• Bearing O.D. (mm): 30
• Thickness: 7