4iiii Dura Ace R9100 PRECISION PRO 2.0 (Dual) Ride Ready (includes new crankset) Size:175 This innovative design is called

This innovative design is called X-Range™ gearing technology

Integrated power measurement

Whether you’re a pro or simply training hard

or until your legs have given up

BSA MTB68SP SPEEDS 11/12 CHAINRING MATERIAL No rings BOLT CIRCLE DIAMETER (BCD) 104 BCD CHAINLINE 49

4iiii Dura Ace R9100 PRECISION PRO 2.0 (Dual) Ride Ready (includes new crankset) Size:175 This innovative design is calledFree 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