... , 5mm,6mm,8mm; Space: 6mm,9mm,12mm,16mm, etc.Reinforcement steelU form galvanized steel; 1.2mm, 1.5mm, 2.0mm, 2.5mmSealRubber ... , 5mm,6mm,8mm; Space: 6mm,9mm,12mm,16mm, etc.Reinforcement steelU form galvanized steel; 1.2mm, 1.5mm, 2.0mm, 2.5mmSealRubber ...