Chain Wheel DURA-ACE (FC-R9100-P)

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Description

  • Chain Wheel
  • Series : DURA-ACE
  • SPECS
    • Crank Construction :    HOLLOWTECH II technology
    • Crank Arm Length :      170, 172.5, 175mm
    • Bottom Bracket :         BB-R9100, SM-BB92-41B
    • Chain Line :                 43.5 mm
    • External Specs
      • ANT+/Bluetooth LE Compatible
      • LED Indicator
      • Button
      • Charging port