Durable,easy to use.Suitable for small surf electric scooter etc.Replacement Drive Belt HTD 384-3M-12.Durable,easy to use.Specification:Teeth number:128Belt length:384mm(about 15.1 inch)Peak Distance Between Two Adjacent Belt Teeth:3mm (about 0.11 inch)Width Of Belt:12mm (about 0.47 inch)Material:plasticColor:BlackHow To Select Drive Belt1.Check The numbers and letters on The Old Belt.2. If you can"t find the numbers ane letters printed on belt:a) Measure the length of the belts loop.b) Measure the distance from peak to peak of two adjacent belt teeth.c) Measure the width of the belt.Package:3 x Drive BeltOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.Please carefully confirm your size, name &number and shipping address before placing the order, thus to assure the delivery efficiency and avoid unnecessary troubleAbout Shipping: All items will be shipped within 3 business days after the payment is received. Most times you will receive them within 6-8 days then. The specific delivery time is depend on circumstances.Any questions, please feel free to contact usDuring the shopping process, if you have any questions, please feel free to consult us, we will reply you within 24 hours, wish you a happy shoppingThanks for your cooperation and we'll make you feel satisfied.