different wheelbarrows have different body structures. Most of GM's four-wheeled trolley has a cargo platform. There are many special trolley structures, some of which are box-shaped, suitable for carrying light weight and easy to load and unload items; some car bodies extend bracket to facilitate the placement of rods, shafts and pipes and other parts; some car bodies are completely consistent with the goods, such as gas cylinder cars; some are very small, can be folded, easy to carry and other parts; some car bodies are completely consistent with the goods, such as cylinder cars; some are very small, can be folded, and are easy to carry. In order to facilitate the loading and unloading of barrel cargo such as liquid, paper roll and so on, there are two flat steel on the car body to form a low slope, in order to facilitate the cylinder to roll up and down, such as the cylinder cargo loading and unloading vehicle. Modern wheelbarrows are equipped with rolling bearings, solid or pneumatic tyres for wheels.
