SHIMANO XTR Di2 M9200 DRIVETRAIN UPG Kit GS I-spec EV
Drivetrain Upgrade KitThis is a convenient set for customers who are using Shimano MTB 12s mechanical components and want to try out Di2.
RD-M9250-GS & SW-M9250-IR GS cage (compatible with 9-45T and 10-45T), I-spec EV shifter kit