Dérailleur RD-M9100-GS XTR - 11/12 Vitesses, Cage Medium Bouteilles d'eau E The elasticity and extensibility adapt

The elasticity and extensibility adapt perfectly to the rim's contour and allow for easy installation

and the shifter is its heart

Hand-stitched by our very own Chantal

The Tubelok™ reflective webbing is colorfast and long-lasting

Our innovative chain oil formulation also uses boron nitride to ensure ultra-low friction

Dérailleur RD-M9100-GS XTR - 11/12 Vitesses, Cage Medium Bouteilles d'eau E The elasticity and extensibility adaptThis is the Shimano XTR M9100 rear derailleur. The extra 12 speed cog gives you more range and allows for smaller jumps between cogs to help you find the right gear. Features: Available in two cage sizes. The medium cage offers an additional 28 mm of ground clearance. Reduced tension at low speeds to prevent high chain tension Larger 13T pulleys The Shadow Plus clutch reduces chain slap Features: Speed: 1 x 12 speeds Shifter compatibility: Shimano