Shimano Ultegra FC-R8100-P Power Meter Cranksets

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.
• Integrated, waterproof, and rechargeable Li-ion battery
• Up to 300+ hours of ride time. * Depending on ANT+/Bluetooth® LE settings
• Accurate data collection. Software automatically compensates for temperature changes
• ± 1.5% strain gage accuracy throughout the entire calibration range. * Depending on ANT+/Bluetooth® LE settings
• Simple zero offset calibration with switch on transmitter
• New pedaling vector function helps you improve your pedal stroke and find increased biomechanical efficiency
• With the new web service SHIMANO CONNECT Lab, your pedal stroke can be analyzed and visualized in more detail than ever before
• HOLLOWTECH II Technology
• Chainrings not included
• BB set not included