Left crank arm with 4iiii Precision 3+ power meter Shimano 105 FC-R7000 - 172.5

The left crank arm with 4iiii Precision 3+ Shimano 105 FC-R7000 power meter is a proven option for both professional and amateur cyclists. Whether you're fighting for a qualifying spot in Kona, logging countless hours on virtual riding platforms, or looking to improve your time on the local KOM segment, you want accurate and reliable tools to unlock your potential. With up to 800 hours of battery life, an auto-terrain selector, +/-1% accuracy, and backed by its industry-leading 3-year warranty, the PRECISION 3+ power meter will be your trusted tool in the years to come.