Description:
Material:Metal and plastic
Voltage:12V
Used For:Kids Children Ride On Car/electric battery bikes
550 motor: Length: 5.7cm;Diameter: 3.5cm;Gear box length:18.5cm;aperture:1.2cm
390 motor: Length: 4.6cm Diameter: 2.75cm;Gear box length:16.5cm;aperture:1cm
380 and 390 are universal
550 and 540 are universal
Note:
The speed faster and the torque smaller, In turn,The speed slower and the torque greater
1X Gear Case with Motor