Shimano RD-M9100 REAR DERAILLEUR XTR SHADOW+ 12-SPEED LONG 51T Shoes fit comes first

fit comes first

all without the need for any additional adaptors or supports

Available in a high polished finish in our full range of ano color options and sizes

With a wider and longer platform they offer improved control

Shimano RD-M9100 REAR DERAILLEUR XTR SHADOW+ 12-SPEED LONG 51T Shoes fit comes firstThe XTR M9100 series of derailleurs brings a new level of drivetrain silence thank to decreased tension in the low gear position and an added bumper on the pulley cage. Larger 13T pulleys increase efficiency and chain management while compatibility with SHIMANOs new 12 speed cassettes boosts range. FEATURES Enhance shifting performance Optimized for new drive system Silent drivetrain Decreased rear derailleur tension at low gear position, to prevent