Shimano Dura-Ace FC-R9100 11 Speed Chainring

From $64.99

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The choice of the world's best climbers, sprinters, and time trialists, the Dura-Ace R9100 chainringdrops weight while maximising power transfer.

The new design, and its iconic look, is adapted for race specific disc brake systems.

Features

  • Best balance for lighter weight (-7g) and efficiency
  • Maintains high rigidity and reduces weight
  • Shorter length of rear center with O.L.D.135mm
  • Optimum power transfer
  • Iconic design
  • Adapted for race specific disc brake system
  • Rider tuned gearing options

Specifications

  • Chain line (mm): 43.5
  • Compatible chain: HG-EV 11-speed, HG-X11
  • Crank fixing bolt included: No
  • Gear arms: 4
  • HollowGlide: Yes
  • HollowTech Technology: Yes
  • B.C.D. (mm): 110
  • Rear Speeds: 11