Features: Engineered with 420 20T carbon steel, this sprocket ensures exceptionally durability and wear resistance for long lasting performances in demanding cycling or heavy load applications. The MY1020 gear motor delivers precise power transmission, minimizing energy loss while enhancing speed stability for electric bikes and motorcycles. Designed for motorcycle enthusiasts and e bike riders requiring robust drivetrain components for multiple vehicle models. Optimized for challenging terrains like mountain trail or cargo transport, maintaining secure chain engagement even under intense vibrations. Its mounting systems simplifies DIYer installation without special tools, paired with anti slip tooth geometry for accident less rides on uneven surfaces. Specifications: Component: Iron Parameters: 20 teeth, suitable for MY1020 motor Size: 8.6x8.6cm Package Includes: 1pcs Motorcycle Sprocket Gear note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you donot mind befores you order. 2.Due to the differences between different monitors, the picture may not reflect the actual color. Thanks for your understandings.