CeramicSpeed

CeramicSpeed Trek BB90 Bottom Bracket: Coated, SRAM GXP

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SKU: CR1697

A bottom bracket that offers bearing 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

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