Double drop RGN (Removable Goose Neck) trailers,
This type of trailer is normally used for hauling cargo that can be driven onto the trailer. For example, Large construction equipment such as Loaders, Bulldozer, packers, forklifts, cranes, Large agricultural tractors, combines and similar freight. Often referred to as a “detach,” because it has a neck that detaches and moves away from the trailer’s lower deck. This allows the large equipment to be driven onto the trailer at ground level eliminating the need for a loading ramp.