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Sigma ROX 11.1 EVO GPS Bike Computer - Encina & Clayton Bicycle Centers | Walnut Creek & Clayton, CA
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Amazon.com: SIGMA SPORT iD.TRI Triathlon GPS Watch with Multisport Training Mode, Wrist-Based Heart Rate, Outdoor Navigation, Lightweight and Waterproof : Electronics
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Amazon.com: SIGMA SPORT iD.TRI Triathlon GPS Watch with Multisport Training Mode, Wrist-Based Heart Rate, Outdoor Navigation, Lightweight and Waterproof : Electronics
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