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Ships within 48 hours · Estimated delivery Aug 29 - Sep 3
you send us your compatible drive-side crank arm and we install the PRECISION 3+ PRO Powermeter to complete your dual-sided system
this dual-sided crank based power meter provides the comprehensive data you need to unlock your potential
and then ship it back to you
it is built to handle everything from rough terrain and gravel to high RPM sprints
Pair the Viiiiva with a 4iiii power meter to seamlessly link external output (Watts) and internal response (bpm)
4iiii PRECISION 3+ PRO Dual-Sided Powermeter - Factory Install Select Your Crank Model:Shimano - Dura-Ace FC-R9200 you send us your compatibleThe 4iiii PRECISION 3+ PRO Powermeter is our most advanced power meter, offering the ultimate combination of dual sided accuracy, durability, and lightweight design. Whether you are a Tour de France pro, a Mountain Bike World Champion, Ironman triathlete, a Zwift racer, or a cyclist looking to analyze left right balance to optimize your pedal stroke, this dual sided crank based power meter provides the comprehensive data you need to unlock your
