The Shimano RD-M4120 Deore Rear Derailleur is a high-performance component designed for mountain biking enthusiasts seeking precision and reliability. Weighing just 322g, this rear derailleur offers a perfect balance of lightweight construction and durability. The Shadow RD+ technology ensures smooth and stable shifting, even in rough terrain, while the 11-speed design provides a wide gear range for versatile riding. The RD-M4120 features a low-profile design to minimize the risk of damage from rocks and branches, making it ideal for aggressive trail riding. With a maximum sprocket size of 51T and a total capacity of 41T, this derailleur is compatible with a wide range of drivetrain setups. Upgrade your mountain bike with the Shimano RD-M4120 Deore Rear Derailleur for enhanced performance on every ride.