Shimano Deore Shadow RD-M4120 10-/11-speed Rear Derailleur

Deore rear derailleur RD-M4120 by Shimano - for 2x10-speed and 2x11-speedThe Deore rear derailleur RD-M4120 has been designed by Shimano for both 2x10-speed and 2x11-speed drivetrains in MTB and City & Touring applications. The largest cassette sprocket mu