garmin cadence sensor 2Delivery in 2 3 Business Days (Republic of Ireland) Delivery in 5 10 Business Days (Europe) Finance available at checkout with humm by flexifi. No magnets & easy to move between bikes Monitor your pedalling cadence as you ride with this easy to install wireless sensor. With no magnets or other exposed parts to line up, this sensor is easy to install, maintain and move between bikes. The Cadence Sensor 2 fastens to any size crank arm and measures pedal