Convenient Upgrade Option: The Rd-M370 9 Speed rear derailleur offers a direct installation option, effortlessly enhancing your bicycle's rear derailleur system and adding convenience to your riding experience
Seamless Shifting Assurance: The Altus rear derailleur features a 9-speed transmission system, ensuring smooth gear changes and efficient power transmission, enhancing the fluidity of your ride
High-Performance Reliable Design: Equipped with 11t upper and lower pulleys, it guarantees stability and long-term high-performance use. With a maximum 45T rear sprocket, it is suitable for various terrains and riding requirements, providing faster shifting speeds and a smoother riding experience
Versatile Compatibility with Various Models: Suitable for mountain, road, racing, urban, and folding bikes, among other bike types, offering a diverse selection for your riding needs
Convenient Direct Installation: The rear derailleur installs directly, eliminating the cumbersome process of rack installation. Before purchasing, ensure the correct installation method is selected to confidently upgrade your bicycle