Product description
Shimano Dura-Ace FC-R9100-P Crank Set with Power Meter without Chainring 11-speed black (black)
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The choice of the world's best climbers, sprinters, and time trialists, the DURA-ACE R9100 crank drops weigh 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. The addition of a reliable, accurate, waterproof power meter makes this crank an even more valuable tool to serious cyclists. With a rechargeable Li-ion battery, left/right balance, and Bluetooth LE and ANT+ connectivity, the SHIMANO DURA-ACE Power Meter sets a new standard in cycling data collection.
Details
- with four-arm crank star
- Type: Hollowtech II
- Case width: 68/70 mm
- Recommended bottom bracket: SM-BB92-41B (press fit), BB-R9100 (screwed)
- Q-factor: 146 mm
- Measured values: power, right-left distribution, cadence, cadence, torque