CeramicSpeed Trek BB90 Bottom Bracket 686136950763 DSS Double Seal System virtually

DSS Double Seal System virtually eliminates contamination of internals

Ergonomic design reduces joint strain and back stress

1 x dezl 100 Headset

ANT® wireless range: Up to 10 ft

Note: It does not support HBR audio

CeramicSpeed Trek BB90 Bottom Bracket 686136950763 DSS Double Seal System virtuallyThe CeramicSpeed BB90 bottom bracket offers bearings with extremely low friction, improved power transfer, and a service life that far exceeds traditional steel bearings. Grade 3 Silicon Nitride balls Coated races increase bearing service life by increasing hardness of race and reducing corrosion Reinforced polyamide cage and non contact seals Hand built in Denmark CeramicSpeed products with coated bearings include a 6 year warranty