GARMIN Dakota 20 EDGE 305 310XT 705 FORERUNNER 50 305 405 Colorado Oregon 300 400c 400i 400t GSC 10 Speed/Cadence Sensor

Speed / Cadence Sensor monitors your pedaling cadence as you ride with this self-calibrating wireless speed/cadence sensor. It measures and reports your pedaling strokes per minute providing feedback for optimal performance.[]More detail ...