SHIMANO GRX RX820 Crankset - 2 x 12-Speed - 48-31t - 172.5mm
The SHIMANO FC-RX820-2 balances weight savings and optimal efficiency for mixed-terrain riding and racing. Double chainring gearing caters to the segmented demands of gravel cycling, maintaining the tighter gear steps needed to maintain your position in the bunch. The 2x12-speed crank utilizes a 48-31T chainring.
FEATURES
・Smaller gear steps for cadence control on mixed-terrain riding
・Gravel-optimized gear ratios preserve riding rhythm on rough surfaces
・Wider gear range
・17T range covers array of riding conditions
・Gear combination: 48-31T