4iiii Innovations - Left Crank Arm with Power Meter Precision 3+ Ultegra R8100

Our most powerful power meter to date, packed into a smaller and lighter package and equipped with support for Apple Find My, the PRECISION 3+ Powermeter is a proven choice for both professionals and amateur cyclists. Whether you're fighting for a qualifying spot at Kona, spending countless hours on virtual cycling platforms, or trying to improve your time on the local KOM segment, you'll need precise and reliable tools to unlock your potential. With a battery life of up to 800 hours, an accuracy of +/-1%, and backed by our industry-leading 3-year warranty, the PRECISION 3+ Powermeter will be your trusted tool for years to come.

The PRECISION 3+ features:
- CR2032 button battery
- Battery life up to 800 hours
- IPx7 waterproof rating
- Cadence range 30 - 170 rpm
- Power range 0 - 4,000 W
- Operating temperature 0 - 50 °C
- Storage temperature -40 - 60 °C

Use: Road
Number of front chainrings: 2x
Gear speed: 12v
Chainring teeth: None
Crank length: 165 mm
Spindle type: Shimano 24 mm
Bolt circle diameter (BCD): None
Material: Aluminum
Color: Dark gray,