Shimano Ultegra FC-R8100 Power Meter Crankset Readystock 8 enhances mean power output

8 enhances mean power output during 10 maximal sprint efforts by 3% compared with 2:1 ratio (O'Brien et al)

Forged aluminum arms keep you confident on the trail

Integrated “Strip-Gripper” twisted hex that makes removal of most bolts with stripped or oversized hexes fast and easy

Shared fixing method with BT-DN110

Shimano Ultegra FC-R8100 Power Meter Crankset Readystock 8 enhances mean power outputThe ULTEGRA FC R8100 P power meter crank offers the full range of functions and the same precision as its DURA ACE counterpart, but at a more attractive price. Training under scientific conditions requires precise measurements, but also user friendliness. The new ULTEGRA R8100 power meter crank excels in both. The dual sided measurement is accurate to within 1. 5%, and zero calibration can be performed quickly and easily. Perhaps most importantly, it