The CeramicSpeed T47/73 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
