Shimano XTR Di2 RD-M9250-GS Mid Cage Rear Derailleur 12 Speed cassons For wide cranksets with 43/30T

For wide cranksets with 43/30T chainrings

Simply the fastest

This effectively controls exercise intensity

The lightweight carbon frame pairs perfectly with Reserve GR wheels

BEFORE: Consume two GEL 100 CAF 100 during the hours leading up to the event

Shimano XTR Di2 RD-M9250-GS Mid Cage Rear Derailleur 12 Speed cassons For wide cranksets with 43/30TOptimized for impact survivability, the 12 speed mid cage M9250 rear derailleur is the choice for both Shimanos top enduro athletes and weight conscious XC racers alike, especially when matched with the 9 45 compact cassette. Featuring all new wireless Di2 shifting, automatic impact recovery, a redesigned wedge shape and 23 millimeters of additional ground clearance for a bash free ride, this rear derailleur stands out for the speed of its shift and