CS-R9100

HG Cassette Sprocket (11-speed)
  • pretty_bullet.png Rider tuned gearing
  • pretty_bullet.png Wider gear combination: 11-28T/12-28T/11-30T (new gear combination)
  • pretty_bullet.png Closer gear combination: 11-25T/12-25T
  • pretty_bullet.png Lightweight
  • pretty_bullet.png CFRP & Alloy spider arm, 5 titanium sprockets
  • pretty_bullet.png Gear combination: 11-25T, 11-28T, 11-30T (New gear combination), 12-25T, 12-28T

Product Specs

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Series DURA-ACE
Average Weight 175g (11-25T)
Option 1 11-25T/11-28T/11-30T/12-25T/12-28T