Kits which utilize "wheels" commonly found on robotic vehicles. Kits also include; gearboxes, chassis' parts, tools, various mounting hardware, and instructions. For the most part; it will be up to you to supply control electronics, power supply, sensors, etc,. *In Stock, **Coming Soon. *2.5 Wheel **4 Wheel **6 Wheel Copyright © 2003-2008 E-Clec-Tech. All rights reserved. All other materials and logos are copyrighted by their respective owners, or companies.