Feature: * brand new and high quality *Made of high quality material durable and practical to use *According to the original factory specifications. *Perfect match for the original . *Easy installation and no modification needed. *Stable characteristics high reliability. Specification: *Condition: new *Color: Black *Material: Metal *Size: As picture shows *Pitch Thickness: 4mm *Suitable: This sprocket has 9/11/13 tooth and can only be used with 25h chains. It fits many Electric Scooter Motors. Package include: 1 x Sprocket Note: 1. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. 2. Please allow slight manual measurement deviation for the data.