Garmin Edge 530 Mountain Bike Bundle, Performance GPS Cycling/Bike Computer with Mapping, Dynamic Performance Monitoring and Popularity Routing, Includes Speed Sensor and Mountain Bike Mount
Amazon.com: Garmin Edge® 1040 Solar, GPS Bike Computer with Solar Charging Capabilities, On and Off-Road, Spot-On Accuracy, Long-Lasting Battery, Device Only : Electronics
Garmin eTrex Vista HCx (010-00630-00)
Amazon.com : iGPSPORT 10S Wireless Bike Computer, GPS Bicycle Odometer and Speedometer with Bluetooth, Rechargeable ANT+ Cycling Computer with LCD Auto Backlight Display, Waterproof Fits All Bikes : Sports & Outdoors