Double crankset GRX FC-RX820-2 12V

The shimano fc-rx820-2 combines weight savings and optimum efficiency for mixed terrain riding and competition. the double chainring meets the demands of gravel, retaining the tighter ratios needed to maintain your position in the peloton. the 2x12 crankset uses a combination of 48-31d chainrings, and 170, 172.5, and 175 mm long cranks.

• ・Low development gaps for pedaling cadence control in mixed terrain.
• "The development range optimized for Gravel preserves pedaling cadence on rough surfaces.
• ・Larger development range
• "The 17D difference between chainrings covers a wide range of riding conditions
• ・Sprocket combination: 48-31T