Garmin makes Edge line more mountain bike friendly with 540 and 840 - Canadian Cycling Magazine
Garmin Edge® 840 | Cycling Computer | Biking
Amazon.com: Garmin Edge 840 Bundle, Compact GPS Cycling Computer with Touchscreen and Buttons, Targeted Adaptive Coaching and More – Bundle Includes Speed Sensor, Cadence Sensor and HRM-Dual : Electronics
Garmin Edge 840 Bundle | Jenson USA
Garmin Edge 840 Series In-Depth Review: 21+ Things To Know! - YouTube