Shimano XTR RD-M9100 Rear Derailleur Shadow+ 12 Speed Long Cage 51T Max GSRD this Fly Cage Poly screams

this Fly Cage Poly screams style

Wide contact platform

Internal Width 21mm | 21mm

incorporated aspects from aerospace engineering and motorsport

A dirty bicycle drivetrain causes poor shifting and unnecessary wear to expensive parts

Shimano XTR RD-M9100 Rear Derailleur Shadow+ 12 Speed Long Cage 51T Max GSRD this Fly Cage Poly screamsTight and precise. Designed to withstand full force pedalling on the roughest trails, while shifting gears as smooth as ever. Shimano's best chain stability yet. Features Shadow RD+ for optimal chain retention Decreased rear derailleur tension at low gear position, to prevent high chain tension Added bumper at rear derailleur pulley cage Optimized for new drive system Specifications Cage Length: choose; GS Medium, or SGS Long Total Capacity: 35T