Shimano Deore RD-M4120-SGS Shadow RD rear derailleur
The Shimano Deore RD-M4120-SGS rear derailleur is perfect for 2x10- as well as 2x11-speed MTB riding. Its low profile Shadow RD design avoids not only damage from rocks, but also improves shifting performance. The Top Normal rear derailleur accepts cassettes with a maximum range of 11 to 42 teeth. The guide and tension pulley of the long SGS cage feature 11 teeth each.
