4iiii dura ace 9100 precision pro dual ride ready includes new crankset Chainrings:50x34 neither is your ride

neither is your ride

for the first time

Ultra-thin design

Our Titanium Pulley Wheels for Shimano 9+10s are available with CeramicSpeed Coated Bearings that add an extra layer to the performance of the product and offer even longer lifetime and lower friction

with the X-Power app

4iiii dura ace 9100 precision pro dual ride ready includes new crankset Chainrings:50x34 neither is your rideFree Delivery in 3 4 business days (Ireland, Northern Ireland) Delivery in 5 7 business days (Europe) Finance available at checkout with humm by flexifi. Product Details Elevate your cycling with the 4iiii Dura Ace 9100 Precision Pro Dual Sided Power Meter and benefit from exceptional data accuracy of + 1% error margin. Preinstalled on a Shimano Dura Ace crankset, the lightweight unit offers ANT+ and Bluetooth compatibility, as well as a breakdown of