How to use a power meter on your bike

Installing and using the 4iiii Precision Powermeter

Aug. 28, 2019 - Willem L. Middelkoop

After I created a minimal road bike, I decided to install a power meter to find out what's it like to measure the power output of my legs. What can you learn from a power meter? Is it difficult to install? Is it worth it? Read along to find out.

4iiii Precision Powermeter - used by the professional cycling team Quick-Step / Bora Hansgrohe

Connecting the 4iiii Precision Powermeter to the Cyclemeter app

You should be able to loosen the plastic cap with just your fingers/hand, no extreme torque is required

Quick start guide installing and using the power meter

The crank arm has it's model and length written on it, on my bike that's: FC-5800, 172.5MM

4iii Precision Power meter installed on my bike

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