Features: Thin and Permanent Planumberebog: Produced from powerful aluminum alloy, this cycle chain guide ensures permanent execution lacking deformation, offering a flame alternative to traditional steel instructors for a strengthened riding knowledge. Smooth Shifting Knowledgemail: Accuracy constructed for seamless chain conversions, reducing chain preserves and providing stable shifting execution, ideal for both mountain ascends and city commutes. Wide Agreement: Direct current various gear arrangements, this guide requires denial additional adjustments, making it a efficiency option for pedalists who frequently change factors. Oxidation Resistancemail: Highlighting a special oxidation care, it effectively resists water and mud abrasion, ensuring durability, especially in wet riding conditions. Quiet Actparticlemail: A upgraded gear structure minimizes noise during excursions, offering a quieter knowledge, excellent for morning otherwise midnight cycling lacking disturbing others. Specifications: Practicality: Developed for sports enthusiasts, that is suitable for running, fitness, cycling and other sports circumstances, helping to reduce calf pressure, stop sports injuries, and improve sports execution. Package Includes: Mountain road vehicle rear guide wheel × 1 note: Please allow 1-2cm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual color of the item.