Shimano Ultegra Power Meter FC-R8100-P Crankset - 12-Speed, 172.5mm, 50-34T

PRECISION TRAINING AND DURA-ACE TRICKLE-DOWN FUNCTIONALITY IN AN ULTEGRA PACKAGE

Offering all the precision and functionality of the DURA-ACE power meter, the Ultegra FC-R8100-P power meter crankset comes in a more budget-conscious 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 1.5% 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.

The R8100 features an integrated, waterproof, and rechargeable LI-ion battery with up to 300+ hours of ride time depending on Bluetooth mode and settings. The unit's software automatically compensates for real time temperature changes.

FEATURES:

• Weight: 769g (52-36t) 758g (50-34t)
• 2x12 speed double
• Shimano Hollowglide and Hollowtech II technologies
• Chainring combination: 52-36T 50-34T
• Includes EW-EC300 battery-charge cable
• ANT+ and Bluetooth connectivity
• LI-ion battery
• Precision data collection
• Active temperature compensation
• Battery life: up to 300+ hours
• Left and right side power measurement
• Intended use: road
• Available in 170 to 175mm crankarm lengths w/ either 50-34t or 52-36t ringsets
• Available in 160 to 175mm lengths as a standalone crank arm option, without rings