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Amazon.com : 4iiii Precision Powermeter 3 Left Side | FC-R7000 | 165mm | Measures Each Pedal Stroke with 3 Strain Gauges | IPX7 Water Resistance | Up to 800 Hours Battery Life | Ultra Low Profile : Sports & Outdoors
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Power, power everywhere: 4iiii Precision power meter (Shimano 105 R7000) | the accidental randonneur
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