Feature:1. FINE WORKMANSHIP: Made of stainless steel brake discs and aluminum alloy brackets, our rotor is sturdy and durable. All CNC accuracy manufacturing anodizing process provides higher strength, wear resistance, and corrosion resistance.2. INCREASE HOLLOW DESIGN: Mechanical floating mechanics design for optimal stress angle. Increase hollow design, reduce weight, better discharge sludge, drainage, and heat dissipation.3. STAINLESS STEEL FLOATING BUCKLE DESIGN: The stainless steel floating buckle design ensures that the outer disc is not directly locked with the hub, leaving room for expansion. Each disc is equipped with 6 screws (including).4. EASY TO INSTALL: Well crafted with standard size and fine details, the bike disc brake rotor can be easily installed for use immediately. A blue one, delicate decoration.5. IDEAL REPLACEMENT: Wonderful replacement for the old and damaged parts, fine workmanship, attention to details, helps you improve the working efficiency!Specification:Item Type: Bike Floating Disc Brake Rotor Product Material: Stainless Steel, Aluminum AlloyColor: BlueDistance Between Holes: The center distance between holes is Approx. 44mm / 1.73inThickness: 1.8 to 1.9mm.Package List:1 x Disc 6 x Screw