Shimano GRX RD-RX822-GS Rear Derailleur - 12-Speed Direct Mount Medium Cage Shadow Plus Design 45t Max Low MFPN=FD-R353F-BK simply styled crew neckline provides

simply styled crew neckline provides good coverage

Terra: All-terrain series designed to take you beyond your boundaries Length 270 Rail Material Mobius Saddle Cut Out Yes Material Synthetic Clamp Style Std Rails Gender/Age Unisex Color Black Weight 271 Width 150 Defined Color Black

agile handling

Tandem/touring tire for fast rides tandem rated

Choose BB30 or PF30 bottom bracket options

Shimano GRX RD-RX822-GS Rear Derailleur - 12-Speed Direct Mount Medium Cage Shadow Plus Design 45t Max Low MFPN=FD-R353F-BK simply styled crew neckline providesWith an integrated chain stabilizer Shimano GRX RD RX822 12 speed rear derailleurs feature an intergrated chain stablizer that delivers quieter shifting and more secure chain management in rough terrain. The chain tensioner has an ON OFF switch for easy wheel removal. Largest Cog 45 Rear Der Shifter Compatibility Shimano Road Rear Derailleur Mount Type 10x1 Standard Drivetrain Speeds 12 Weight 290 Chain Wrap Capacity (teeth) 35 Cage Length Medium Max