metal bunk beds with ladders 1.metal bunk beds with ladders; 2.cold-rolled steel; 3.can load 200kgs; 3.factory direct price. metal bunk beds with laddersbunk bed,bed frame,double bunk bed,iron bed1). High quality cold-rolled steel plate, undergone phosphorizationa and acid-washing,get rid of oil&rust;2). Imported static electricity powder coated,environmental protection,corrosion prevention,damp ...