Shimano GRX RD-RX812 11x1 long cage rear derailleur
Manufacturer code: IRDRX812
Shimano GRX Shadow Plus RDRX812 rear derailleur
gravel derailleur for a 11x11 speed drivetrain for the GRX groupset
long cage
Shadow Plus design suitable for cyclocross and gravel bikes
new spring mechanism
the wide mechanism reduces flex when shifting
largest sprocket 42 teeth
chain capacity 31 teeth
weight: 267 g
packaged in a box
| manufacturer code: | IRDRX812 |
| EAN: | 4055149326326 |
| model year: | nespecifikován |















































































































































































































































































































































































































































































