XMSJ | WHEELTOP For EDS TX Carbon Fiber Ceramic Bearings Pulley Wheel Cage Upgrade Kit Oversized Derailleur Road Bike Bicycle Parts

  Compared to a traditional mechanical derailleur, the Wheeltop Electronic Derailleur revolutionizes your cycling experience. With a simple press of the button, effortlessly switch between speeds. Say goodbye to the incremental changes of one speed at a time—our electronic derailleur allows you to seamlessly transition from 7-speed to 13-speed, enhancing the efficiency of your shifting process.Effortlessly personalize your cycling experience using the WheelTop app. Adjust the value of each speed to perfection, ensuring the most precise and smooth gear shifts tailored just for you