Features: Suitable for bicycles reserved hole accessories and modification without reserved holes, suitable for multiple vehicle models, with a 3-fold expansion in adaptability compared to traditional accessories, solve the problem of modification for different vehicle models, suitable for all types of bicycles owners. The combination of hole buckle rings and pipe clamp improves stability by 40% after installation, and can withstand a tensile force of over 20kg, solve the problem of loose accessories. It is suitable for people with complex riding conditions. ABS material, strong corrosion resistance and solves the problem of frequent use and easy damage, making it suitable for long-term outdoor cycling enthusiasts. No need for complex tool, easily complete the transformation, solve the tedious installation problems, suitable for non professional maintenance personnel. The appearance is simple and fashionable, coordinated with the overall matching of bicycles, solve the problem of mismatched accessories and body, suitable for cycling enthusiasts who value aesthetics. Specifications: Material:Nylon Package Includes: 2Pcs Tube Hoop note: Please allow 1mm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual color of the item.