Product Description
Offering all the precision and functionality of the Dura-Ace power meter, the Ultegra FC-R8100-P power meter is more affordable.
Scientific training requires precise, yet easy-to-use measurements, qualities found on the Ultegra R8100 power meter. Power measurement on both sides of the crank is accurate with an accuracy tolerance of less than 1.5%, and calibration is a quick and easy process. And perhaps more importantly, the long battery life, easy charging, and ANT + and Bluetooth®LE connectivity make using and recording your workouts easier than ever. The + products: Built-in, waterproof and rechargeable Li-ion battery. Up to 300 hours and more of use * Depending on ANT + / Bluetooth®LE settings. Measurement gauge accuracy tolerance less than 1.5% over entire calibration range * Depending on ANT + / Bluetooth®LE settings. Proprietary strain gauge. Simplified calibration with a switch on the transmitter. The software automatically compensates for temperature changes. Details: Compatible with Shimano 12 speed drivetrain Chainring compatibility: Ultegra R8100 Q-Factor: 148 Works via ANT + and Bluetooth® LE Bottom bracket: 24mm (Shimano Hollowtech II) Weight: 758g with 50-34T chainrings Sold without bottom bracket, without chainrings