The magnet is compatible with any cadence sensor that can be adjusted for the target area to be aligned with the pedal axle centre: Polar, Garmin, Sigma, etc. etc. Discrete magnet for cadence sensor.
Cateye Universal Wheel Magnet Single Spoke Wheel Magnet For Speed Sensors
Fazua 1.0 Speed Sensor with Magnet - for E-Bike ebike
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Bosch Rotor Sensor Magnet. For 6-HOLE (BDU3XX, BDU4XX). 1270015728
