Welcome to our store! 1,34 Teeth 420 rear sprocket, special designed for electric tricycle, go‑art, ATV. 2,Made of steel material, good toughness, durability, long service life. 3, materials, professional manufacturing, stable performance, high reliability. 4,Strict quality control and quality assurance, high safety factor, can be used with peace of mind. 5,Easy to install and simple to detach, providing users a good using experience. <div class="wang-edit-text"><p class="wang-edit-text"><p class="wang-edit-text"> <p class="wang-edit-text"> <p class="wang-edit-text"> Item Type: Toothless Flywheel andRear Chain Sprocket Set Material: Steel Weight: Approx.601g or 21.2oz <style> .wang-edit-text{ font-family:'Arial' !important } .wang-edit-text table { border-top: 1px solid 000 border-left: 1px solid 000 } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid 000 border-right: 1px solid 000 padding: 3px 5px } .wang-edit-text table th { text-align: center }< or style> 1 x Set of Toothless Flywheel andRear Chain Sprocket Satisfaction - Our customers are our top priority. If you find any product problems after receiving the goods, such as damage and incorrect quantity of goods, please contact the seller immediately. We try our best to provide you with satisfactoryaftersalesservice Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.