Cycling > Bike Computers > Accessories

This Polar Power Output Sensor measures pedaling power, pedaling index, speed, cadence and distance as you cycle. Compatible with Polar S710™, S710i™, S720i™, S725X™ and S625X™ heart rate monitors; requires bike have a rear derailleur This accessory is designed for road cycling While it is also suitable for most mountain...

This cadence sensor fits the Polar CS-Series of bicycle computers to add cadence feature. Please note: Not compatible with CS 600 model

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