Shimano GRX RX610 46/30D 12V Crankset - 172.5

The Shimano GRX RX610 46/30D 12V crankset balances weight savings and optimised efficiency for mixed terrain riding and competition. The gearing options meet the segmented demands of gravel cycling, maintaining the tighter gear pitches needed to maintain your position in the group. The 2x12-speed cranks use a combination of 46-30D chainrings and crank arm lengths of 165, 170, 172.5 and 175 mm. Features:Use: GravelSmaller gear steps for cadence control when driving on mixed terrainGravel-optimised gear ratios preserve driving pace on rough surfacesCombination of gears: 46-30DSpeeds: 12Recommended bottom bracket|Press-Fit: BB-RS500-PB