This mountain bike disc brake seat fixing screw is made of a metal material, specifically titanium alloy, featuring a lightweight and hollowed-out design. Its specification is M6x18, and it belongs to the hollow disc brake seat screw category. Each bag contains 4 pieces. This screw is suitable for use on mountain bikes and can effectively fix the disc brake seat, providing stable braking support during the ride. In terms of quality, the titanium alloy material endows the screw with excellent durability and strength, enabling it to withstand the challenges posed by various complex road conditions during mountain biking, ensuring the firm installation of the disc brake seat and making the ride safer and more reliable. It can be widely used in the assembly, maintenance, and upgrade scenarios of mountain bikes, making it a practical choice for mountain bike enthusiasts and maintenance personnel. With its good adaptability and excellent quality, it can meet the different needs of users for fixing the disc brake seat of mountain bikes. Moreover, the product is sold in many regions such as Europe, South America, Southeast Asia, North America, and Northeast Asia, and has been recognized by numerous users. Additionally, it has an authorized self-owned brand, and its quality is trustworthy.