Features: *36T Planetary Gear with Bearings:Designed with fine workmanship. The gear enhances the control performance of the product, allowing you to have better control over your electric bike. * Material:The gear is constructed with a high-quality iron cover and nylon material. This ensures its long service life and reliable performance even under tough conditions. *Compatible Motors:Guarantees a perfect fit and seamless integration with your motor. It is tailored to enhance the performance of motors, making it for e-bike parts. *Improved Control Performance:Significantly improves the control performance of your electric bike. It allows for smoother and more efficient , ensuring a better riding experience for users. *Long-lasting and Reliable:Offers exceptional durability and longevity. It is built to withstand the demands and challenges of electric bikes, providing reliable performance for an extended period of time. Specifications: *Product Name:36 Teeth Electric Bike Planetary Gears *Material:Nylon+Iron Cover *Size:About 47.5x13.5 mm(Dia.*Thick-ness) *Color:White *Bearing Model:608 Package Content: 3 * Gears Note: 1. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. 2. Please allow slight manual measurement deviation for the data.