Belt Model:HTD535-5M-15(Before buying,please check if it matches the bike model) Dimention length:535mm/21.06″;width:15mm/0.59″;teeth spacing:5mm/0.196″ Replacement for E-Scooter Electric Bike Material:Silicone;Made of high quality material, durable and practical to use Warranty:We are always available to help our customers.Please message us for replacement or refund if you are not satisfied with the order Product Description pls confirm The size of the product meets your requirements before you purchase Note:please allow 0.5-1 inch difference due to manual measurement.1 inch=2.54cm Package Included: Belt x 1 pc GOOFIT Keychain x 1pc Fit Model E-Scooter Electric Bike About Quality: We can only guarantee the high quality of products which sold by GOOFIT. And we accept Return of Goods without Reasons About After-sales service: First of all, we sincerely apologize to you for returning exchange or refund caused by any reason. Please be assured, n