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Amazon.com : Shimano Tiagra FC-4700 Crankset - 170mm, 10-Speed, 50/34t, 110 Asymmetric BCD, Hollowtech II Spindle Interface, Gray : Sports & Outdoors,

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Amazon.com : Shimano Tiagra FC-4700 Crankset - 165mm, 10-Speed, 50/34t, 110 Asymmetric BCD, Hollowtech II Spindle Interface, Gray : Sports & Outdoors,

Shimano Tiagra 4700 Crankset 10 Speed road bike 165 170 172.5 175mm 50-34t 52-36t 48-34t bike bicycle accessories - AliExpress 18,