Caractéristiques et avantages
- Race-worthy equipment designed to be affordable
- Benefits from Dura-Ace and Ultegra trickle-down technology
- Shimano Hollowtech hollow crank arms reduce weight while adding stiffness
- Hyperdrive 11-speed chainrings deliver instant, assertive shifts
- Available in mid-compact and compact ring options
- Comes in 170, 172.5, or 175mm lengths