Feature:1. Made of high quality steel material, which makes it strong and durable, has a long service life.2. Suitable for electric tricycles, offroad motorcycles and kart racing and has excellent performance.3. Highquality materials, professional manufacturing, stable performance, high reliability.4. Easy to install and simple to detach, providing users a good using experience.5. Lightweight and stable, without adding any durden on your devices, a good choice for you.Specification:Item Type: SprocketMaterial: SteelColor: As Picture ShownProduct Outter Diameter: Approx. 165mm/6.5inProduct Inner Diameter: Approx. 58mm/2.3inDiagonal Distance: Approx. 80mm/3.1inAdjacent Distance: Approx. 56mm/2.2inWeight: Approx. 981.0g/34.6ozSuitable for electric tricycles, offroad motorcycles and kart racing.Package List:1 x Sprocket