1. For Kawasaki ZXR400 1991-1999/ZZR400/ZZR600 1993-2006 2. Made of aluminum alloy, sturdy and durable, not easy to deform 3. Installation hole diameter: 54mm 4. Weight: about 320g 5. Due to manual measurement, the error is 0-5mm 6. Please check whether this part is suitable for your model before purchasing