The Shimano Deore M6100 12-Speed SGS Long Cage Rear Derailleur features a super low profile design and optimized slant angle for super light shifting action.

Key Features:

• Deore M6100 Shadow plus 12-speed rear derailleur for dependable shifting performance and durability
• Shadow Plus uses a chain stabilising switch that when on will reduce chain bounce in rough terrain maintaining more stable drive and shifting
• Single tension spring prevents contact with the chainstay resulting in a silent ride
• 13T pulleys and decreased derailleur tension prevent high chain tension in low gears
• Direct cable routing prevents snagging from any trail side hazards
• Cold forged wide alloy links and pivot body
• Fluorine-coated link pin bushings
• Strong return spring for a positive shifting feel
• Durable 13T bearing pulleys for low friction
• Top normal spring uses the spring to select higher gears
• Max low sprocket: 51T (1x 12-speed)
• 41T capacity SGS cage