1.Containers, Trucks, Tanks, Doors 2.7mm diameter steel perch 3.Male and female are apart, easy to lock 4.Bar code available 1.Applications: All kinds of Containers, Trucks, Tanks, Doors, etc.2.Material: Galvanized Low carbon steel, wrapped with ABS3.Specifications: 1).7mm diameter steel perch2).The height of male and female: 77.5mm X 27.5mm 3).The bottom size of both male and female: 20.2mm X 21 ...