Features1Steel Material: The electric scooter motor sprocket is crafted from steel, ensuring high toughness, wear proof performance, and long term durability. 211T Design: Engineered with an 11 tooth design, the sprocket can only be used with 25H chain, delivers stable performance and high reliability, specifically designed for MY1020 motors. 3Easy Installation: Featuring a compact size and lightweight structure, this sprocket comes with a 10mm inner diameter and a H shaped mounting hole, making installation a breeze. 46PCS: Each package contains six motor sprockets, providing an effective solution for replacing old or bad sprockets. It is designed to meet your regular replacement needs in mind. 5Great Accessory: With its steady performance, the motor sprocket is an accessory for electric scooters, allowing your scooter to always maintain the best and most stable performance.SpecificationItem Type: Motor SprocketMaterial: SteelInner Diameter: Approx. 10mm/0.39inPackage List6 x Motor Sprockets