Shimano GRX RD-RX820 Rear Derailleur - 12-Speed Direct Mount One Spec Shadow Plus Design 36t Max Low Files & Reamers Equipped with hollow taper chromoly

Equipped with hollow taper chromoly steel axles for strength

}TruVativ Descendant Troy Lee Designs CoLab Carbon Crankset - 175mm 12-Speed 32t Direct Mount DUB Spindle Interface Black

Centerslick tread pattern minimizes rolling resistance

6 Length 460 Max Height 352 Min Height 172 Offset (mm) 0 Travel (mm) 120 Travel (mm) 150 Weight 571

Shimano GRX RD-RX820 Rear Derailleur - 12-Speed Direct Mount One Spec Shadow Plus Design 36t Max Low Files & Reamers Equipped with hollow taper chromolyShimano GRX RD RX820 Rear Derailleur 12 Speed Direct Mount One Spec Shadow Plus Design 36t Max Low. The Shimano RD RX820 rear derailleur is compatible with 11 34t and 11 36t 12 speed cassettes providing a wide gear range so you can spin a comfortable cadence no matter the terrain type. This rear derailleur also features an integrated chain stabilizer that delivers quieter shifting and more secure chain management during rough rides. The chain