Part bike, part go-kart, the KMX KartsTornado Bike ($900) is a fantastic looking ride that is built to handle the rugged trails of mountains. With a robust steel frame and comfortable bucket sports seat, this trike will tackle most terrains you can throw at it. According to KMX, the KMX Karts Tornado Bike is designed to ride like a BMX but look like a recumbent, and it will have you whizzing along with the ground just millimetres bellow your ass.