• Shimano GRX FC-RX820-1 Gravel Crankset - 1 x 12-Speed
  • Shimano GRX FC-RX820-1 Gravel Crankset - 1 x 12-Speed
  • Shimano GRX FC-RX820-1 Gravel Crankset - 1 x 12-Speed
Home / Shimano GRX FC-RX820-1 Gravel Crankset - 1 x 12-Speed

Shimano GRX FC-RX820-1 Gravel Crankset - 1 x 12-Speed

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  • Detail

    Features

    • By pairing a 10-45T or 10-51T cassette (cassette not included) with 40T and 42T chainrings, riders can choose closer gear steps or ultimate range
    • Options of 42T or 40T chainrings and 170, 172.5 or 175 mm crankarm lengths provide an additional level of customization

    Imported.

    View the Shimano GRX Product LineView all Shimano Bike Cranksets


    Technical Specs

    Best Use

    Gravel Cycling

    Weight

    170 MM 40 T: 644 grams

    170 MM 42 T: 656 grams

    172.5 MM 40 T: 644 grams

    172.5 MM 42 T: 656 grams

    175 MM 40 T: 644 grams

    175 MM 42 T: 656 grams

    Crankarm Length

    170 MM 40 T: 170 millimeters

    170 MM 42 T: 170 millimeters

    172.5 MM 40 T: 172.5 millimeters

    172.5 MM 42 T: 172.5 millimeters

    175 MM 40 T: 175 millimeters

    175 MM 42 T: 175 millimeters

    Q Factor

    151 millimeters

    Bottom Bracket Compatibility

    Shimano Hollotech II

    Bolt Circle Diameter

    110 millimeters

    Chainring Sizes

    170 MM 40 T: 40T

    170 MM 42 T: 42T

    172.5 MM 40 T: 40T

    172.5 MM 42 T: 42T

    175 MM 40 T: 40T

    175 MM 42 T: 42T

    Included Components

    Chainring

    Speeds

    12-speed

    Chainline

    49.7 millimeters

    Chainring Mount

    4-bolt Asymmetric

    Number of Chainrings

    1 Chainring

    Spindle Diameter

    24 millimeters

    Crankarm Material

    Aluminum

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