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Amazon.com : Shimano GRX FC-RX810-1 Crankset - 172.5mm, 11-Speed, 40t, 110 BCD, Hollowtech II Spindle Interface, Black : Sports & Outdoors
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Amazon.com : Shimano GRX FC-RX810-1 Crankset - 175mm, 11-Speed, 42t, 110 BCD, Hollowtech II Spindle Interface, Black : Sports & Outdoors
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Amazon.com : Shimano GRX FC-RX810-1 Crankset - 175mm, 11-Speed, 42t, 110 BCD, Hollowtech II Spindle Interface, Black : Sports & Outdoors
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