Features: Premium Material: The chain guide is made of aluminum alloy, which is strong and corrosion resistant. Excellent Compatibility: adapt to different structure of soft tail frame, suitable for 32T-38T tines. Protective Design: Effectively blocking collisions from below and protecting the discs. Guide Wheel Design: High transmission efficiency, smooth and stable rotation. After-service: If you have any questions after receiving the product, please feel free to contact us and we will provide you with a tisfactory answer. Specification: Material: Aluminum alloy,Nylon Weight: 318g Size: 21*21*4cm Application: 32T-38Tchainring includes: 1 *Chain Guide 1 *Conversion Block 3 *Conversion Seat Screws(M612) 3 *Conversion Seat Screws(M66) 3 *Chain Guide Screws(M68) 6 *Conversion Seat Washers 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 ts 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 tisfied 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