This stem fixing screw is suitable for mountain and road bicycles and can firmly secure the handlebar and brake lever. It is made of metal, specifically titanium alloy, with excellent quality, being sturdy and durable. It can withstand various pressures and frictions during cycling, ensuring the safety of cycling. In terms of specifications, the screw size is M5*18mm, featuring a hollow design, and each pack contains 6 pcs. This specification of screws has strong adaptability and can well meet the fixing needs of relevant bicycle parts. It has a wide range of applications and is mainly used for fixing the bicycle handlebar and brake lever, making the bicycle's control more stable and reliable. Whether for daily cycling, mountain exploration, or road racing, it can provide strong support for cyclists. The product is sold in regions such as Europe, South America, Southeast Asia, North America, and Northeast Asia, and its quality has been widely recognized.