CeramicSpeed BB90 Bottom Bracket - 24mm Spindle, Black

The 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
• Hardened races
• Reinforced polyamide cage and non-contact seals
• Hand built in Denmark
• 4 year warranty