4iiii PRECISION 3+ Left-Side Powermeter - Ride Ready power-meters and manage recovery with professional-grade

and manage recovery with professional-grade accuracy

With left/right balance

and then ship it back to you

Replacement PRECISION 3+ PRO drive side power meter cap

a Zwift racer

4iiii PRECISION 3+ Left-Side Powermeter - Ride Ready power-meters and manage recovery with professional-gradeThe 4iiii PRECISION 3+ Powermeter is the ultimate combination of 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 simply looking to add the structure of data to your training, this crank based power meter provides the consistent data you need to unlock your potential. Engineered to be the best affordable power meter on the market, the