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4iiii Power Meters

Image of the 4iiii Innovations logo

4iiii power meters, available for both Shimano road and MTB cranksets, are some of our best-selling units. All models are accurate to within 1.0% and feature ANT+ and Bluetooth SMART compatibility. The PRECISION models use CR2032 coin cell batteries while the newer Podium power meters use rechargeable batteries.


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