General Purpose Tandem Axle Trailer GP64D. It has also been used to transport bits of furniture and tip runs as well. We have a campervan now so the trailer has to go to make room. Graham Edwards Trailers, near York have an excellent reputation as trailers of quality build. It’s a very handy size. Tandem twin wheel axle. A drop down ramp type tailgate to made loading and unloading so easy. Lined with checker plate for strength and grip. A propstand that ensures extra stability when on uneven ground and it can also steady the trailer for loading. Located near Goole, East Yorkshire. Information from Graham Edwards Trailers website. All our general purpose trailers are made with rigid sides using 2 mm steel plate, folded to add more strength, then welded together before galvanizing to form an extremely robust monocoque shell. To this basic unit can be added various options to make this class of trailer a truly versatile piece of equipment. All basic General Purpose Trailers come complete with a hard wearing phenol coated plywood floor and an alloy chequer plate cladded tailgate.