GRX 11 speed, hollow arm double crankset 31-48T: Shimano's widest range gravel-oriented double crank, provides optimum gearing and maximum efficiency for mixed terrain riding Tighter gear steps than 1X drivetrains make it easier to maintain pedaling rhythm
| BB Inclusion | No |
| BCD | 80/110 |
| Chainline | 46.9mm |
| Crank Spindle Diameter | 24mm |
| Crankset Material | Aluminum |
| Crankset Weight | 710g |
| Drivetrain Spacing | Road Disc |
| Interface | Hollowtech II |
| Pedals Thread | 9/16” |
| Primary Color | Black |
| Speed | 11 |
| Teeth | 31/48 |
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