Improved braking input performance

High-density polymer protects your rim and promotes smooth tire bead removal

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Made to make you better

LLU seals give maximum protection against the elements

SHIMANO GRX RX810 Crankset - 11-Speed - 2x - 48-31t - 172.5mm garminpromo Improved braking input performanceSHIMANO's new FC RX810 2 crank balances weight and efficiency for mixed terrain riding. Gearing options cater for the specific demands of gravel riding and to maintain tighter gear steps for maintaining pedaling rhythm. The 2x11 speed crank is available in a 48 31T chainring combination and 170, 172. 5, and 175mm crank arm lengths.