RS390 Electric Motor Gearbox 6V 12V 12000‑20000RPM for Kids Car Toy

Features: This is a great electric motor gearbox used for children s cars. The middle gear is made of metal which is more sturdy and high durability. It will make quite low noise and more wear resistant. There are 4 types for different voltage and speed that you can choose as need. It will be a great replacement part for your broken or old ones. Specifications: Type(Optional): 6V 18000RPM, 12V 12000RPM, 12V 16000RPM, 12V 20000RPM, Total length: Approx. 16.5cm 6.5inch Hole Diameter: 1.28cm 0.50in Quantity: 1 Weight: approx. 270 289g Package Included: 1 x Electric Motor Gearbox . Note: 1. Before purchasing, please make sure that your device model matches this product. 2. If the model is missing, please compare the size of your device with this product (allowable error) according to the measurement method in the product picture to confirm whether your device is suitable.