This Robot base with double plastic plates not single plates , so you can load it with many boards and sensors as you like !

If you are planning to use this robot base with Arduino Board , it is easy to use Arduino Motor Shield (Find it Here)

This is a great little kit for your robot project consisting of a 2 level acrylic body with 4 x 4.5v gear motors. It comes in kit form and is pre-cut with many holes and slots that make fixing controllers / sensors and other equipment a breeze.

Specifications:

• Acrylic Body
• Four 4.5v Gear Motors
• 4 x AA Battery Holder
• Size: 180mm x 155mm
• Wheel Diameter: 67mm
• Wheel Width: 26mm
• No load RPM: 65
• No load current: 125mA
• Stall Torque: 800g.cm