4iiii dura ace 9100 precision non drive side ride ready includes new crank arm Size:165 2 x 12-tooth pulley wheels

2 x 12-tooth pulley wheels

Multisport Handover and Perfect View Zoom create a seamless performance advantage whether training or competing

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Unique multisport features like Touchless Transition

4iiii dura ace 9100 precision non drive side ride ready includes new crank arm Size:165 2 x 12-tooth pulley wheelsFree 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 Whether youre a pro or simply training hard, PRECISION powermeters deliver industry leading accuracy, highly dependable cadence data, 3D powermeter technology capable of measuring tri axial strain on your crank arm. Designed to be durable and lightweight, compatible with ANT+ and