Comp Ultra 11 - Over-Torque™ Technology crankset: new 30mm diameter axle, USB™ ceramic ball bearings.
Special design of chain up and downshift zones – chainring pin profile optimization – allows for faster and more precise shifting in all conditions.
8 CHAIN UP SHIFT ZONES, AND 2 CHAIN DOWNSHIFT ZONES:
Faster and more precise shifting, even under stress.
HOLLOW CRANKS WITH ULTRA-HOLLOW™ TECHNOLOGY:
Reduced weight of stress – free sections, improved crank set weight to stiffness ratio.
Increase in performance while also saving weight.