Coros FD03 Bike Cadence Sensor rear keeper Die cast metal tri-knob for

Die cast metal tri-knob for Pro-Elite

Superior Transmission Efficiency

and repels dirt and debris for a cleaner

Race fit with fitted sleeves

Coros FD03 Bike Cadence Sensor rear keeper Die cast metal tri-knob forOverview: Take your pedaling efficiency to the next level by using the COROS Bike Cadence Sensor. Tracking your cycling cadence helps you find your ideal pedal stroke to ride longer, stronger and more efficiently. Easily pairs with your bike computer, smartwatch, or smartphone via Bluetooth it even works with most spin bikes. Features: Track your RPMs to optimize pedaling efficiency Integrates with most bike computers, smartwatches, and training apps