Shimano GRX FC-RX820 GRX chainset 48 / 31, double, 12-speed, Hollowtech II, 175

Name: Shimano GRX FC-RX820 GRX chainset 48 / 31, double, 12-speed, Hollowtech II, 175
Brand: Shimano GRX

Shimano GRX

12-Speed drivetrain layout supports efficient power transfer, stable pedalling and dependable chain engagement Rigid arm construction helps maintain alignment under load, giving riders a direct feel during climbs and accelerations Crankset 12-Speed compatibility makes replacement planning easier for workshop builds, upgrades or routine drivetrain servicing Tooth configuration is tuned for smooth cadence changes, helping keep momentum across mixed terrain and varied riding speeds Durable finishing helps resist everyday wear, keeping the component suitable for regular road, gravel or MTB use