A. This bicycle fork steerer tube expansion plug is made of aluminum alloy, which is sturdy and durable. Its unique aluminum sunflower design not only has a certain aesthetic appeal but also enhances the overall practicality. B. It belongs to the D02 PLUS specification model and can be compatible with a variety of bicycle fork head sets, effectively meeting the needs of different users. Whether it is for daily riding or professional competitions, it can provide stable and reliable performance support for your bicycle. C. Although this expansion plug is not an imported product, it has an authorized self - owned brand, and its quality is trustworthy. D. In the market, it is well - received and suitable for multiple mainstream sales platforms and many regions, including Africa, Europe, South America, Southeast Asia, North America, Northeast Asia, and the Middle East. Choose it to add a reliable guarantee to your bicycle.