External Length 20ft (6.06m) External Width 8ft (2.44m) External Height 8ft 6in (2.59m) Internal Length Approx. 5.90m Internal Width Approx. 2.35m Internal Height Approx. 2.39m Floor Area Approximately 14m² Tare Weight Approx. 2,200–2,400kg Maximum Payload Up to 28,000kg (depending on modification) Material Marine-grade Corten steel Floor Marine plywood over steel cross members Door Type Heavy-duty galvanized roller shutter door(s) Locking System Roller door lock with optional padlock security