SHIMANO 11S IRDRX815 RD-RX815 (Di2)

Di2 shadow rear derailleur plus for the gravel/adventure component "GRX815" series. Equipped with a chain stabilizer that is effective in suppressing chain swing and preventing the chain from falling off. ■Clutch tension adjusted for gravel. Rear compatible speed: 11 speed ■Shift type: Di2 electric ■Compatible chain: HG-EV11/HG-X11 Compatible low sprocket (min/max): 30/34T Compatible top sprocket (min/max): 11/11T Total capacity: 38T ■Maximum front tooth number difference: 17T ■Average weight: 287g