It is a metal cage with carbon steel for transporting materials in elicopteros
Drawing labels, details, and other text information extracted from the CAD file (Translated from Galician):
plant, isometric view, esc .: s.e, of hawk, stretch, detail together, esc .: s.e, detail together, esc .: s.e, detail together, esc .: s.e, door detail, weight, length, description, size, qty, mark, carbon steel pipe api sch, total weight:, bill of material, carbon steel pipe api sch, weight, length, description, size, qty, mark, carbon steel pipe api sch, carbon steel pipe api sch, total weight:, bill of material, weight, length, description, size, qty, mark, carbon steel pipe api sch, carbon steel pipe api sch, total weight:, bill of material, weight, length, description, size, qty, mark, carbon steel pipe api sch, carbon steel pipe api sch, total weight:, bill of material, weight, length, description, size, qty, mark, carbon steel pipe api sch, carbon steel pipe api sch, carbon steel pipe api sch, carbon steel pipe api sch, total weight:, bill of material