Shimano Ultegra FC-R8100-P Powermeter 12 Speed Crankset Size:175mm Charge Time: 4 hours

Charge Time: 4 hours

Whether you’re upgrading your commuter

replace chain at or just before the 1% reading

Go Hardshell or go home

T25 Torx bits

Shimano Ultegra FC-R8100-P Powermeter 12 Speed Crankset Size:175mm Charge Time: 4 hoursOffering all the precision and functionality of the Dura Ace power meter, the Shimano Ultegra FC R8100 P Powermeter Crankset comes in a more affordable package. Its dual sided measurement is accurate within 2. 0% and zero offset calibration is a quick, easy process. Long battery life, easy recharging and ANT+ and Bluetooth LE connectivity make using and recording your workouts easier than ever. Specifications Integrated, waterproof, rechargeable Li