[ Application ] --- This rear chain sprocket fits for Razor E300 electric scooter, easy to install.
[ High Quality ] --- The rear chainwheels are manufactured to extremely tight tolerances from a special material developed to withstand the rigors of racing.
[ Long Service Life ] --- Their advanced tooth profile, concentricity and accuracy of fit provide maximum power transfer and long-life.
[ Professional Manufacture ] --- It is strictly in accordance with the standard requirements, it is worthy of your trust. Ideal replacement for your old or broken one.