Triangulated frame trailers equipped with a central track with twin wheels. Together of rollers on adjustable beams on the sides. Support winch adjustable with manual winch and butted of stem. Adjustable axle. Tiller articulated to standards the EEC. Suspension with elements rubber. Plate removable indication. Jockey wheel. Polyethylene mudguard. Galvanized together hot. FOOT-NOTE: The tare weights can increase according to the options of equipment (what decreases by as much the payload).