Shimano Ultegra (FC-R8100-P) powermeter integrated Road crankset without BB

Offering all the precision and functionality of the DURA-ACE power meter, the ULTEGRA FC-R8100-P power meter comes in a more affordable package.

Scientific training requires accurate measurement and user-friendliness, and the new ULTEGRA R8100 power meter has both. Its dual-sided measurement is accurate within 2.0% and zero offset calibration is a quick and easy process. Perhaps most importantly, its long battery life, easy recharge, and ANT+ and Bluetooth®LE connectivity makes using and recording your workouts easier than ever.

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FEATURES
Integrated, waterproof, and rechargeable Li-ion battery
Up to 300+ hours of ride time * Depending on ANT+/Bluetooth®LE settings
Accurate data collection
±2.0% strain gage accuracy throughout the entire calibration range
Proprietary strain gauge
Possible to start quickly
Simple zero offset calibration with switch on transmitter
Active temperature compensation
Software automatically compensates for temperature changes
The provision of new force vector data makes it the optimal training tool to analyze and improve pedal stroke efficiency
With SHIMANO CONNECT Lab, you can analyze and visualize your training and power data