Feature: 1. Applicable Model: This motor sprocket has 15 teeth and can only be used with 25h chain, suitable for MY1020 MY1016 MY1018 high speed motor. 2. Durable and Sturdy: The 25H 15T sprocket is made of steel material, durable and practical, not easy to break. 3. Optimal Performance: The 25H 15T sprocket offers optimal power transmission and efficiency, allowing your high speed motors to perform at their best and deliver impressive performance. 4. Easy Installation: With its H hole design, this sprocket is easy to install and ensures a secure and reliable connection to the motor shaft, saving you time and effort. 5. Good Replacement: 25H 15T steel sprocket ensures high hardness for long term use. which is a wonderful replacement for your old or broken ones. Specification: Item Type: 25H 15T Sprocket Material: Steel Weight: Approx. 15g / 0.5oz. Package List: 1 x 25H 15T Sprocket