Build Monster Mutt, one of the most popular monster trucks in Monster Jam! This set comes with over 30 parts, including a buildable body shell that works within the K'NEX system. There is also working suspension, big, chunky tires and a K'NEXman driver! Authentic logos and graphics recreate the look of Monster Mutt. Once built, the truck represents 1:43 scale and performs like the real thing. You can even use the wedge-shaped box as a ramp! Step-by-step building instructions included. Recommended for builders ages 5+.