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Polar Per T31/T61 S, Cinghia Elastica per T31 E T61 Unisex Adulto, Nero, S : Amazon.it: Sport e tempo libero
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Polar T31 Coded Chest Transmitter and Elastic Strap - Black : Heart Rate Monitors : Sports & Outdoors - Amazon.com
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Polar Per T31/T61 S, Cinghia Elastica per T31 E T61 Unisex Adulto, Nero, S : Amazon.it: Sport e tempo libero
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Polar Soft Strap M-XXL, Thoracic Fascia Compatible with All HR Sensors Except T31 E T61 Unisex Adult, Black | Fruugo BH
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