4iiii Shimano GRX810 DS Precision 3D right crank with power meter, 40T
The 4iiii Precision 3D power meter is suitable for riders using a Shimano GRX810 or GRX600 groupset and can benefit from power measurement without restrictions on the left crank. This package includes a right crank with a power meter and 40-tooth chainring already installed.
- Accuracy: 99%
- Battery life: approx. 150-200 hours depending on ambient temperature
- Integrated accelerometer for cadence (pace) measurement
- Wireless firmware updates via Bluetooth
- Measured power range: 0-1999 W
- Range of measured cadence: 30-220 revolutions
- Compatible with ANT+ and Bluetooth 4.0 devices
The measurement is independent of the installed transducers because it takes place on the crank. Chainrings can be replaced with a different number of teeth or oval without further recalibration at the manufacturer.
product ID | 331662 |

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