Large upper pulley offset automatically adjusts chain gap

Lightweight rubber outsole offers all-conditions traction and grip

Quick assembly

Made from durable polyurethane

reducing bottom bracket creaking and premature bearing wear

Garmin Bike Cadence Sensor 2 - Black closeout Large upper pulley offset automaticallyMonitor your pedaling 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. Simply attach the sensor and ride. With no magnets or other exposed parts to line up, this sensor is easy to install, maintain and move between bikes.