Description
Unidirectional carbon fiber arms and aluminum chainring spider provide excellent strength-to-weight. X-Glide tooth profiles and shift assist pins enable quick and reliable front shifting.
- “Hidden” chainring bolt threads into crank arm to enhance chainring stiffness
- Chainrings are optimized for Yaw front derailleur
- Q-factor is 145mm
- 170mm crank arm length
- 53/39t chainrings
*May have minor cosmetic imperfections (paint chips/surface scratches). Fully functional, warranty intact. Offered at a reduced price
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