Thanks to 4iiii Innovations it has never been easier to get started training with power. With industry-leading accuracy, incredible ease of installation, the Left Side Ride Ready Powermeter will help you train smarter and more efficient. Available in 105, Ultegra, and Dura-Ace left crank arms, the Ride Ready ships installed. Simply replacement your stock left crank arm with the Ride Ready using the existing cranks Hollowtech II interface. The 4iiii Powermeter is compatible with ANT and Bluetooth head units. Ride and train smarter with 4iiii.
Data Accuracy within /- 1.5% error margin
100 riding hours of battery life on replaceable CR2032