SHIMANO Deore M6100 Rear Derailleur – 12-Speed – Long Cage – Black

The Shimano RD-M6100 Rear Derailleur provides efficient and smooth shifting for Deore M6100 12-speed drivetrains.

• Features the Shadow RD+ chain stabilizer system to minimize chain slap
• Fast and precise shifting
• 13T pulley
• For single front chainring setup
• 51T max cog size