Shimano GRX FC-RX820 Front Crankset 48-31T 170mm ENVEMARCH Protein: 0g

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They’re an on-the-go way to repair holes in road

The Combiflex provides convenient keyless security in a handy format

12 or 13 speed chain rivets (see CT-4

Shimano GRX FC-RX820 Front Crankset 48-31T 170mm ENVEMARCH Protein: 0gThe new GRX FC RX820 2 HOLLOWTECH II 2 x 12 speed crankset offers the perfect synthesis of light weight and high efficiency for mixed terrain riding. The transmission options address the specific requirements of Gravel and provide tighter graduations for a smooth rhythm. Features Gravel gear ratios preserve riding rhythm over rough surfaces with wider tires Optimum gearing for mixed terrains and riding styles Wider range front system Specifications