Features: Made from high quality stainless steel material, which is not only durable but also practical. The installation is simple, convenient and practical, and the surface is specially polished. Built to greatly strict quality control standards, so it has a stable and excellent performance. Suitable for all kinds of bicycles with disc brakes, front and rear diameter 140/160/180/203mm disc brake discs, no dead angle, super-lightweight, fast heat dissipation.