BNIB Cannondale Wheel Sensor by Garmin. Automatically records speed, distance, time and calories. Don't need to press start button! Can be used on any wheel. Not #wahoo #duotrap, Sports Equipment, Bicycles &
Bontrager DuoTrap S digitale sensor - Trek Bikes (NL)
Is my bike equipped with a duotrap sensor? : r/TrekBikes