Shimano GRX RD-RX820 Rear Derailleur - 12-Speed Direct Mount One Spec Shadow Plus Design 36t Max Low Product Type_Tool Kit Bigger is better

Bigger is better

}Shimano Ultegra R8000 11-Speed Right Lever Mechanical

8 - 3 Valve Presta Short 32-40mm

170 Crank Intended Use Cyclocross BB Included No Pedal Spindle 9/16" Spindle Interface Type SRAM DUB Defined Color Carbon

Shimano GRX RD-RX820 Rear Derailleur - 12-Speed Direct Mount One Spec Shadow Plus Design 36t Max Low Product Type_Tool Kit Bigger is betterThe 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 tensioner has an ON OFF switch for outings on smooth surfaces. Silent and secure rear shifting on rough