1Powerful Function: This DC brushed motor is powerful, suitable for a variety of high speed car models, climbing cars, big foot, drifting, speed run, etc., you can choose according to your actual needs. 2D Shaped Shaft: This DC brushed motor adopts D shaped shaft, which is not easy to slip during installation and saves your installation time. 3External Extended Carbon Brush: This DC brushed motor has external extended carbon brushes with excellent tooling, so you can make reasonable adjustments according to the usage conditions when using it. 4Pure Copper Wire Winding: The rotor part of this DC brushed motor is made of pure copper, with low resistance and high conductivity, which increases the motor torsion and improves your experience. 5Application: This DC brushed motor is suitable for various toy cars, boats, intelligent electronic applications, etc. You can use this DC brushed motor with confidence when you meet the right equipment. Item Type: DC Brushed Motor Rated Power: 20W Rated Voltage: DC 6V to 8.4V Motor Shaft Diameter: Approx. 3.175mm or 0.125in 1 x DC Brushed Motor