Brand new € 1.319 Now € 750

Specifications:
With several years of development and working closely with professional teams you can expect extreme accuracy from Shimano's first fully integrated power meter HollowTech II 12-speed Dura-Ace chainset.
Accurately calibrated strain gauges are integrated inside both left and right crank arms, this provides a stable measurement system through rotation from both sides for extremely precise data
+/-2% accuracy of strain gauge measured power
Bluetooth and ANT+ with wireless firmware update and data acquisition system.

Selling due to replacing 175mm with ...