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Ships within 48 hours · Estimated delivery Aug 31 - Sep 5
No Heavy Lifting
Track all the ways you move with built-in activity profiles for running
Exact Actuation ratio 10 sp rear derailleur
Private Mountain Bike Lessons Tailored to Your Needs
Dura-Ace FC-09 BMX and Dirt Jump Tires No Heavy LiftingThe choice of the world's best climbers, sprinters, and time trialists, the DURA ACE R9100 crank drops weight while maximizing power transfer. The new design, and its iconic look, is adapted for race specific disc brake systems while still offering a wide range of gearing and crank arm length options. Attributes BB Inclusion No BCD 110 Chainline 43. 5mm Crank Spindle Diameter 24mm Crankset Material Carbon Aluminum Drivetrain Spacing Road Interface
