Compatibility: Fits on normal size handlebars (25.4mm) up to 31.8mm. The use of double clamps greatly improves the driving safety. High-quality material: The bicycle extension frame is made of high-quality aluminum alloy material, which is smoother, corrosion-resistant and durable. Bike handlebar extension size: 22.2mm * 200mm/0.87 * 7.87 inches (depth * length) Application: Suitable for bicycle handlebars, add extra storage space for bicycle lights, GPS or phone, etc. Easy to Install: The turnbuckle is durable. Use high-quality screws, double protection. The bicycle handlebar extension bracket comes with a hex wrench, which is easy to install, use and adjust. Package Included: 1 x 20cm Aluminum Alloy Bicycle Handlebar Extension; 2 x Aluminum Alloy Brackets; 1 Allen Wrench. Products from NIUNIU"s store 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