A wheelbarrow style:  20 inch wheelbarrow wheelbarrow wheelbarrow, 24 inch, wheelbarrow, high car special acrobatic acrobatics. Height and type: 1.1 to 1.3M; choose 16; 1.3-1.6M choose 18 inches; 1.6M-1.7M above use 20 inches; 1.7M above use 24 inches Two, structure: Bearing wheelbarrow wheelbarrow role is to connect the axle, bearing, fork, one. The wheelbarrow structure itself, limited installation space, not a wheelbarrow bearing seat with standard bearing seat, only special design. Wheelbarrow bearing seat and a vehicle fork connection mode has mainly experienced three generation change. The first generation of bearing seat is connected with the worst, has been Europe and the United States and other developed areas completely out of the wheelbarrow movement. The second generation is a little better, and there are a few cheap cars abroad. The survival of the fittest, the third generation mighty wave crashing on a sandy shore, bearing the talent shows itself. Third generation bearing seat and car fork welding as a whole, high strength, good stability. The installation and disassembly are quick and convenient, and the bearings can be replaced at will. The utility model is durable and firm. It has been fully adopted in developed regions of Europe and america. Students by riding wheelbarrow, can exercise balance and reflex ability, and can promote the development of the cerebellum and cardiopulmonary bypass. In the process of riding a unicycle, because around to maintain the balance of all parts of the body muscles are in a state of intense activity, so that students shoulder, waist, leg, wrist, spine and other joints have been tempered. Through the overall balanced movement, can train the student's attention and the reaction speed, increases the bodily flexibility, enhances the physical quality, enhances the intelligence. Riding a unicycle, is no longer a professional skills, all over the world, the rise of the wheelbarrow movement boom to new sport this set of sports, entertainment, fitness as a whole pushed to the public life. At present, the world has more than 220 countries and regions to join the International Federation of wheelbarrow. These countries, in addition to traditional projects often hold wheelbarrow race, and wheelbarrow wheelbarrow ice hockey team, basketball team, the sports team in the International Federation of wheelbarrow held every world unicycle contest in a remarkable skill. Many countries in Asia, but also become fashionable for a time in recent years the wheelbarrow movement, students basically reached astaff. Obviously, the wheelbarrow as a sports equipment fun, entertainment, fitness of both, the training effect is very significant. Three, the wheelbarrow learning method: 1, hands hold the chair, pedal flat, sitting straight, five minutes after 30 degrees 30 degrees down slowly. Repeat for 4 minutes. 2, the pedal to 45 degrees, but also 45 degrees, left foot on the practice 100 times, right foot on the practice 100 times. It has been repeated over and over again for 2000 times. 3, two people ride a person to ride 2000 meters later, oneself can ride. Note: when people hold hands, the speed must be slow, waist to sit straight, this car is different from the bike, crank and wheel synchronous walk.