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Ships within 48 hours · Estimated delivery Aug 15 - Aug 20
Whether you’re prepping for a local Gran Fondo or aiming for a new FTP personal best
please include it with your drive-side crank so we can ensure both sides are synced and updated to the latest technology
Backed by our 3-year warranty and an IPX7 waterproof rating
or a cyclist looking to analyze left/right balance to optimize your pedal stroke
simply swap your left-side crank and start training
4iiii PRECISION 3+ PRO Dual-Sided Powermeter - Ride Ready Crankset:Shimano - Ultegra FC-R8100 165mm (50/34T) Whether you’re prepping for aThe 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
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