Double crankset Dura Ace FC-R9100-P 11V

The choice of the world's top climbers, sprinters and time trialists, dura-ace r9100 crankarms weigh in while maximizing power transfer. the new design and iconic look are adapted to race-specific disc brake systems while offering a wide range of gear and crank length options. the addition of a reliable, accurate waterproof power sensor makes this crank an even more valuable tool for experienced cyclists. With a rechargeable li-ion battery, left/right balance and bluetooth le and ant + connectivity, the shimano dura-ace power sensor sets a new standard in cycling data collection.

• Integrated design
• Reliable electrical system
• Waterproof in all conditions
• Easy to maintain
• Built-in rechargeable battery
• Battery charged for less hassle
• Easy chainring changes without compromising power
• Frame clearance
• Sufficient clearance with our direct-mount brake caliper
• Precise data collection
• Accuracy of ± 2% (300 W, 90 rpm) of power measured by strain gage over full range
• Stable power measurement system in different support positions
• Active temperature compensation
• Strain gauge developed by Shimano
• Automatic software compensation
• Battery: rechargeable lithium-ion battery
• Over 300 hours of autonomy
• Fast, stress-free response and operation
• Quick-start capability
• Easy reset via contactor on transmitter
• Direct response
• Left and right sides connected by cable
• Magnetic cadence
• Bluetooth®LE and ANT+
• Wireless firmware update system

Crank length (mm): 175.0

Chain guard: -

Color: Color series

Gear combination: Without chainring

Countries concerned: 3rd Group

Packaging: Individually wrapped