Shimano GRX RD-RX820 Rear Derailleur - 12-Speed Direct Mount One Spec Shadow Plus Design 36t Max Low ModelNumber=21282 The wide rear seat of

The wide rear seat of the new Max Novus Boost Evo TI316 Superflow with TI-316 rails maximizes comfort while maintaining the main features of the Novus Boost Evo

Aluminum wheels are designed to withstand any abuse you can throw at them supported by a Reserve lifetime guarantee

Color Black Width 52

Brake Lever Actuation Hydraulic Rotor Included No Brake Caliper Mount Flat Mount Hydraulic Fluid Type Mineral Oil Brake Lever Use Right Pad Compound Resin Rear Der/Shifter Compatibility Shimano Road Hydraulic Hose Length 1700 Adjustable Reach Yes Adjustable Contact Point No Drivetrain Speeds 12 Front Der/Shifter Compatibility Shimano Road Shifter/Derailleur Compatibility Shimano

Shimano GRX RD-RX820 Rear Derailleur - 12-Speed Direct Mount One Spec Shadow Plus Design 36t Max Low ModelNumber=21282 The wide rear seat ofShimano 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