Features: Universal Compatibility: The bicycle universal rear derailleur is designed to fit a wide range of bikes, including mountain bicycles, commuter bikes, tricycles, and electric bikes, ensuring versatility and ease of use. Smooth Gear Shifting: Featuring a bicycle rear tourney derailleur, this system ensures stable and reliable gear shifts, enhancing your riding experience whether you're tackling hill or cruising on city streets. Easy Installation: Our easy installation bike parts gear shifter allows for quick and hassle-free setup, making it perfect for both seasoned cyclists and beginners looking to upgrade their bike components. Direct And Hanger Mount Options: The speed direct mount/hanger mount derailleur offers flexible installation options, allowing you to customize your bike setup for optimal performance and convenience. Intimate Service: We are committed to providing customers with -grade after-sales service. If you have any questions,you can contact us,and we will solve them for you until you are satisfied. Specifications: Material: Plastic Length: 75mm Note: Due to the screen lighting effect, the actual color of the product may be slightly different. Due to manual measurement, please allow size error. Include: 1*Rear Derailleurs