1. This is a set of fixing screws for the disc brake calipers of mountain bikes, with a specification of M6x18. It is suitable for fixing disc brake brackets of models such as SLX, XT, and XTR. 2. This screw kit is made of metal, specifically titanium alloy, which has a good quality. The titanium alloy material is not only strong and durable, able to withstand various high - intensity impacts and vibrations during mountain biking, ensuring the stable fixing of the disc brake calipers, but also has good corrosion resistance. Even in harsh riding environments, it can be used for a long time without being easily rusted or damaged. 3. Its purpose is clear and important. It is an indispensable accessory in the disc brake system of mountain bikes. The stable fixing effect enables the disc brake calipers to work accurately, effectively improving the braking performance. It provides reliable braking support for cyclists on complex mountain roads, making cycling safer and smoother. Both ordinary mountain bike enthusiasts and professional mountain bike athletes can benefit from this screw kit. 4. This screw kit has been widely sold in regions such as Europe, South America, Southeast Asia, North America, Northeast Asia, and the Middle East, and has been recognized by consumers.