This product is a 3-axle Skeleton semi-trailer. It is available for one 40ft container or two 20ft containers. Main components: FuWa axle (Chinese brand) or BPW axle (German brand), JOST landing gear (American brand), JOST kingpin, Orient star valve (Chinese brand), WABCO ABS system (optional component). All of the parts can choose Chinese brand or famous brands from Germany, Japan, US or UK, just according to customer's requirement.