Cool Flywheel Ripcord power sends these models down the road! Designed to smash up in sections?? so you can snap them right back together</br>Most models can be built one at a time. Product colors may differ from those shown on package</br>Color Coded Instructions included</br>Set Contains 1 K'NEX figure</br></br>Product Description</br></br>Cool Flywheel Ripcord power sends these models down the road! Designed to smash up in sections?? so you can snap them right back together.</br><br/>http://www.amazon.com/gp/product/B0089EIR8G