Garmin Edge 305 and 705 GPS Speed and Cadence Sensor

Garmin Edge 305 and 705 GPS Speed and Cadence Sensor

The Garmin® GSC 10 Speed and Cadence sensor measures your pedaling strokes per minute, providing valuable cycling training feedback. Performance cyclists know it's more efficient energy usage to maintain a set cadence than chase a set speed over varying terrain GSC 10 makes it easy. Self calibrating, wireless unit works with Garmin Forerunner 50, 305, 405, Edge® 305 and Colorado GPS units also works with Foretrex 301 and Foretrex 401. Weighs 1.3 oz. and measures 2.75 x 1 inches.