Dec 16, 2025 · 4iiii’s innovative data tools have helped me develop as an athlete, and the new dual-sided PRECISION 3+ PRO Powermeter is no exception. It allows me to perfectly pace …

4iiii power meters communicate their measurements over both ANT+ and Bluetooth, letting you read and record your power numbers on an enormous catalog of head units, sport watches, …

4iiii power meters communicate their measurements over both ANT+ and Bluetooth, letting you read and record your power numbers on an enormous catalog of head units, sport watches, …

The 4iiii Dual-Side PRECISION PRO Powermeter combines PRECISION’s proven accuracy with both-legs measurement, L/R balance, and a pack-leading price. Supports ANT+ and BLE.

4iiii’s innovative data tools have helped me develop as an athlete, and the new dual-sided PRECISION 3+ PRO Powermeter is no exception. It allows me to perfectly pace my training …

Have an existing crank that you would like a power meter on? With our Factory Install option you can send your crank to us and we will install a 4iiii power meter on it.

While you are riding, your PRECISION 3+ Powermeter will transmit watts, cadence, and calories to your head unit of choice. While the power meter is not in use, Find My is enabled and allows …

Choose from PRECISION Podiiiium, PRECISION PRO (dual-side) or PRECISION (left-side) powermeter for your ride and we’ll install it on a new crank you purchase through us (Ride …

The Factory Install PRECISION gives you the flexibility of having a 4iiii power meter installed onto a crank you supply. Through our custom install process, PRECISION 3 can be installed on a …

4iiii power meters communicate their measurements over both ANT+ and Bluetooth, letting you read and record your power numbers on an enormous catalog of head units, sport watches, …