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Amazon.com : 4iiii Precision Powermeter Left Side | Shimano Ultegra R8000 | 170mm | Measures Each Pedal Stroke with 3 Strain Gauges : Sports & Outdoors
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Stages Cycling Gen 3 Stages Power R Shimano Ultegra R8000 Right Arm Power Meter - Freewheel Bike Shop - Minneapolis - Twin Cities - St. Paul
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