Features1VERSATILE APPLICATION: Suitable for electric scooters, machinery equipment, mini electric motorcycles DIY engine kits, electric skateboards, bikes, mini racing cars, electric bikes, tricycles, medium sized drive motor kits, DIY engine systems, bike parts, lawnmowers, and other machines. 2 ALUMINUM BODY: The motor features an aluminum body that is both heat resistant and naturally air cooled, ensuring low noise and longer lifespan for accurate performance. 3POWERFUL ELECTRIC MOTOR: With a rated speed of 2800RPM and a current of 28.5A, this high speed gear motor provides strong pulling power for various applications. 4EASY INSTALLATION: The 24V screen controller and 24V500W controller are designed for hassle free installation, allowing you to easily control and operate your electric vehicles or machinery. 5DURABLE CHAIN: The bikes chain set with 38 links ensures fine and accurate transmission, making it ideal for DIY enthusiasts and those in need of reliable bike components.SpecificationItem Type: Bike conversion kitMaterial: Aluminium alloy, rubberWeight: Approx. 4000g / 141.1ozPackage List1 x Motor1 x Controller1 Pair x Throttle2 x Throttle Key1 x Chain