4iiii Viiiiva Heart Rate Monitor - Black
Trusted by pros and enthusiasts alike, Viiiiva is 10x more sensitive than most heart rate monitors, 5x more responsive, uses advanced beat-to-beat measurement, and can store up to 65 hours of data. The sensor also collects and transfers data from your other ANT+ products via Bluetooth to your iOS or...
4iiii Precision 2 Ultegra R8000 Powermeter - Dark Grey / 172.5mm
Accurate measurement of cycling effort is vital for anyone who takes cycling seriously. PRECISION powermeters provide industry leading accuracy, together with reliable cadence data. PRECISION 3D technology is capable of measuring tri-axial strain on the crank arm, ensuring the accuracy of the measurement....
4iiii Precision 3.0+ 105 R7000 Powermeter - Black / 165mm
The 4iiii Precision 3.0+ most powerful unit to date, compressed into a smaller, lighter package and featuring support for Apple Find My, the Precision 3.0+ Powermeter is a proven choice of pros and weekend warriors alike. Whether you’re fighting for a Kona qualification spot, logging countless hours...
4iiii Precision 3.0+ 105 R7000 Powermeter - Black / 170mm
The 4iiii Precision 3.0+ most powerful unit to date, compressed into a smaller, lighter package and featuring support for Apple Find My, the Precision 3.0+ Powermeter is a proven choice of pros and weekend warriors alike. Whether you’re fighting for a Kona qualification spot, logging countless hours...
4iiii Precision 3.0+ 105 R7000 Powermeter - Black / 172.5mm
The 4iiii Precision 3.0+ most powerful unit to date, compressed into a smaller, lighter package and featuring support for Apple Find My, the Precision 3.0+ Powermeter is a proven choice of pros and weekend warriors alike. Whether you’re fighting for a Kona qualification spot, logging countless hours...
4iiii Precision 3.0+ 105 R7000 Powermeter - Black / 175mm
The 4iiii Precision 3.0+ most powerful unit to date, compressed into a smaller, lighter package and featuring support for Apple Find My, the Precision 3.0+ Powermeter is a proven choice of pros and weekend warriors alike. Whether you’re fighting for a Kona qualification spot, logging countless hours...
4iiii Precision XTR M9000 Powermeter - Black / 175mm
Accurate measurement of cycling effort is vital for anyone who takes cycling seriously. PRECISION powermeters provide industry leading accuracy, together with reliable cadence data. PRECISION 3D technology is capable of measuring tri-axial strain on the crank arm, ensuring the accuracy of the measurement....
4iiii Precision XTR M9000 Powermeter - Black / 170mm
Accurate measurement of cycling effort is vital for anyone who takes cycling seriously. PRECISION powermeters provide industry leading accuracy, together with reliable cadence data. PRECISION 3D technology is capable of measuring tri-axial strain on the crank arm, ensuring the accuracy of the measurement....
4iiii Precision 3.0+ XT M8100 Powermeter - Black / 170mm
The 4iiii Precision 3.0+ most powerful unit to date, compressed into a smaller, lighter package and featuring support for Apple Find My, the Precision 3.0+ Powermeter is a proven choice of pros and weekend warriors alike. Whether you’re fighting for a Kona qualification spot, logging countless hours...
4iiii Precision 3.0+ XT M8100 Powermeter - Black / 175mm
The 4iiii Precision 3.0+ most powerful unit to date, compressed into a smaller, lighter package and featuring support for Apple Find My, the Precision 3.0+ Powermeter is a proven choice of pros and weekend warriors alike. Whether you’re fighting for a Kona qualification spot, logging countless hours...
4iiii Precision 3.0+ GRX RX810 Powermeter - Black / 175mm
The 4iiii Precision 3.0+ most powerful unit to date, compressed into a smaller, lighter package and featuring support for Apple Find My, the Precision 3.0+ Powermeter is a proven choice of pros and weekend warriors alike. Whether you’re fighting for a Kona qualification spot, logging countless hours...
4iiii Precision 3.0+ GRX RX810 Powermeter - Black / 172.5mm
The 4iiii Precision 3.0+ most powerful unit to date, compressed into a smaller, lighter package and featuring support for Apple Find My, the Precision 3.0+ Powermeter is a proven choice of pros and weekend warriors alike. Whether you’re fighting for a Kona qualification spot, logging countless hours...
4iiii Precision 3.0+ GRX RX810 Powermeter - Black / 170mm
The 4iiii Precision 3.0+ most powerful unit to date, compressed into a smaller, lighter package and featuring support for Apple Find My, the Precision 3.0+ Powermeter is a proven choice of pros and weekend warriors alike. Whether you’re fighting for a Kona qualification spot, logging countless hours...
4iiii Precision 3.0+ Ultegra R8100 Powermeter - Black / 165mm
The 4iiii Precision 3.0+ most powerful unit to date, compressed into a smaller, lighter package and featuring support for Apple Find My, the Precision 3.0+ Powermeter is a proven choice of pros and weekend warriors alike. Whether you’re fighting for a Kona qualification spot, logging countless hours...
4iiii Precision 3.0+ Ultegra R8100 Powermeter - Black / 170mm
The 4iiii Precision 3.0+ most powerful unit to date, compressed into a smaller, lighter package and featuring support for Apple Find My, the Precision 3.0+ Powermeter is a proven choice of pros and weekend warriors alike. Whether you’re fighting for a Kona qualification spot, logging countless hours...