High precision surface polishing treatment, high strength and good heat dissipation performanceThe edge dot hollowed out design increases the air contact area, accelerates the heat dissipation of the disc, and brings the effect of weight reduction. The large inclined length hollowed out is also conducive to the rapid discharge of sediment and rainwater.High strength stainless steel material, high strength, 6 supporting edges, stable and not easy to deformsize:Diameter 145mmMaterial:Stainless steelcolour:MulticolorPackage Contents:1 x bike Brake DiscOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm. Our products are made with the highest quality materials and are designed to provide you with the best possible user experience. We strive to ship out all orders within three days of purchase, and the estimated delivery time is 8-15 days. When shopping, please pay attention to the size and dimensions of the product to ensure that it meets your needs. In the title and , we have provided detailed information about the product, including its features and specifications We want you to be completely satisfied with your purchase, so if you have any questions or concerns, please don''''''''t hesitate to contact us. We are here to help and will do our best to assist you. Thank you for choosing our product. We hope you enjoy it