本装置结构简单，可大大降低车架及悬挂系统的造价，易于总装及维修。
The utility model has the advantages of simple structure, and easy assembly and maintenance, and moreover, the cost of a truck frame and a suspension system can be lowered.
以期使山地自行车沉重，甚至有更广泛的轮胎，甚至有许多悬挂系统，使该机下山变得更易于管理。
With a view to make the mountain bikes heavy they even have wider tires and they even possess many suspension systems so that the ride down the mountain becomes more manageable.
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