GRX FD-RX820-F Front Derailleur - 12-Speed, Double, Braze-On, Down Swing, Down Pull, 48t Max cassette spacers and kits one-size-fits-all system

one-size-fits-all system

At the center of the 454 NSW is the Cognition V2 Hubset

minimizing damage to the frame

and free of annoying vibrations

10 foot roll

GRX FD-RX820-F Front Derailleur - 12-Speed, Double, Braze-On, Down Swing, Down Pull, 48t Max cassette spacers and kits one-size-fits-all systemThe Shimano GRX FD RX820 front derailleur offers lighter front shifting operation and easier setup thanks to its toggle link construction and integrated cable tensioner. Features include a 2. 5 mm outboard chain line design that provides wider tire clearance for mixed terrain riding, and it accommodates a 17t front chainring range for wider gearing options. Smooth and natural shift action with Toggle Link for lighter front shifting +2. 5mm chainline