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Amazon.com: Sigma ROX 4.0 GPS Bike Computers, Black, Altitude, Navigation, Large Display, Easy 3 Button Operation, E-Bike Ready, Smart Phone Connectivity, Lightweight, IPX7 Water Resistant (Computer Only) : Electronics
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Amazon.com: Bruni Screen Protector Compatible with Sigma Pure GPS Protector Film, Crystal Clear Protective Film (2X) : Electronics
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