Coros FD03 Bike Cadence Sensor rear keeper 1 pair of 12-mm inserts

1 pair of 12-mm inserts

Breathable open mesh made of lightweight polyester

Size: 700x18-32c

25 hours of battery life on All Systems On | 40 hours on Standard Full GPS (GPS

and repels dirt and debris for a cleaner

Coros FD03 Bike Cadence Sensor rear keeper 1 pair of 12-mm insertsOverview: 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