... fewer components, easy and quick assembly. So its widely applied to construction, bridge tunnel, equipment installation, decoration, shipbuilding and other ... U-head, mesh and hole plank. StandardMain component to stand and support, which used to set up ledgerQ235 or Q345, 48.3* ... 48*2.5mm, Hot dip galvanizedBase jackAt the bottom to adjust the height of the scaffold350mm, electroplatedU-headAt the top ...