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Amazon.com : CYCPLUS GPS Bike Computer Waterproof Bicycle Speedometer and Odometer ANT+ Wireless Cycling Computer Compatible with App 2.9 Inch LCD Display with Backlight M1 : Sports & Outdoors
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Hammerhead Karoo 2 GPS Bike Computer (Bike Computer, Mount, Lanyard, Quarter Turn Adapter, Allen Wrench, Quickstart Guide) - Zinn Cycles
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