Shimano XT M8120 M8100 Set gruppi 12s con cassetta 10-51T/manovella 30T o 32T 170 mm
Superior braking. Intuitive maintenance. XT is the high performance workhorse you can count on. (30T or 32T for option). Deore XT RD-M8100 12s Rear Derailleur SGS. Deore XT CS-M8100 12s Cassette 10-51T.