Shimano GRX RD-RX815 Rear Derailleur - 11-Speed, Long Cage, Black, With Clutch, Di2, For 1x and 2x
C$369.99
Excl. tax
The Shimano GRX 11-speed Di2 rear derailleur integrates electronic shifting with silent and uninterrupted rear operation on rough terrain.
11-Speed, Long Cage, Black, With Clutch, Di2, For 1x and 2x