Home - Trailers - Platforms - Step Frame Platform Trailer Step Frame Platform Trailer The Step Frame Platform Trailer comes complete with an ENXL certified headboard tested up to 17 tonnes, anti-corrosion alloy sideguards and a durable hardwood floor. The trailer is suited for the transportation of extra high loads. FEATURE AND BENEFIT SUMMARY ENXL certified fixed flush headboard – tested up to 17 tonnes Rope hooks on every cross member – for added safety when roping & sheeting 29mm Keruing hardwood flooring – can withstand the toughest conditions Galvanised post trays – for the storage of posts when not in use 940 mm lower deck height – for the transportation of extra high loads