Trek BB90 Ceramic Speed Sram 適用中心配件 / Trek BB90 Ceramic Speed Bottom Bracket for Sram

  • $2,680.00
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CeramicSpeed SRAM Standard BB90/95 Kit

  • Premium ceramic replacement bottom brackets for the Trek family of bikes
  • CeramicSpeed bearings reduce friction and improve performance & durability
  • 400% smoother, 128% harder, and 58% lighter than a standard steel bearing
  • Made from Grade 3 Silicon Nitrate - the highest possible grade
  • Handmade in Denmark and used by numerous pro teams including Trek Factory Racing
  • Only compatible with 24mm cranks
  • Not compatible with BB30 cranks

Code: 518151, standard option

Code: 518153, coated options use a 75% harder bearing race, further reducing friction and wear