Features 1、The middle gear is metal gear, and the motor is thickened with copper wire, so power and speed coexist. 2、Low noise during work, more wear-resistant gears, and long service life. 3、Easy to install, simple and convenient to use, strong interchangeability. 4、There are many models to choose from, which can meet different needs. 5、This is a motor gearbox for children's cars with stable performance. Specification Condition:100% Brand New Item Type: Motor Gear Box Material: ABS Purpose: Motor gearbox for children's cars Working Voltage: 12V Aperture: Approx.12mm / 0.5in Total Length x Width: Approx. 185 x 92mm / 7.3 x 3.6in Installation Hole Distance: Approx. 70mm / 2.8in Motor Diameter: Approx. 36mm / 1.4in Key Groove Diameter: Approx. 58mm / 2.3in Package List 1 x Motor Gear Box