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Garmin Speed Cadence Speedometer Bluetooth Cycling Sensor Ant+ Internal Rotation Track For Garmin Edge 130 Plus 530 830 1030 - Bicycle Computer - AliExpress
Magene S314 Cadence/Speed Sensor for Cycling, Bike Wireless ANT+/Bluetooth RPM Cadence/Speed Sensor Compatible with Phone APP and Bike Computers, Sports Watch Like Garmin, Onelap etc...