Shimano xtr m9000 race 11 speed single crankset
Shimano xtr m9000 race 11 speed single cranksetxtr fc m9000 race cranks are modular creating a rider tuned platform whereby single and double chainrings can be used on the same crank arm xtr fc m9000 cranksets debut the most advanced mountain bike chainrings ever produced that utilize combined titanium carbon and aluminium materials dedicated xtr 1x chainrings debut proprietary chainring retention technology in a tooth profile that eliminates the need for chain retention devices these race cr