The Shimano GRX FC-RX610 1x 12-Speed Crankset offer gearing options that specifically cater to the demands of gravel riding. Available in four crank arm lengths with highly durable steel chainrings including the traditional 40t and, new for 12-speed, an ultra-low climbing-focused 38t, to pair with 10-45 or 10-51 cassettes.
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