A new company Kartscience is attending the event with their very unique balace used not just for weight, but tuning the kart.Do you like US Rotax Grand Nationals: Kart Science video? Please share your friends!
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The United States of America (USA), commonly known as the United States (U.S. or US) or America, is a country consisting of 50 states, a federal district, five major self-governing territories, and various possessions. At 3.8 million square miles (9.8 million km2), it is the world's third or fourth-largest country by total area and is slightly smaller than the entire continent of Europe. Most of the country is located in central North America between Canada and Mexico. With an estimated populati...