Ringlock Scaffolding Standards HDG with bolt&nut spigot(coupling pins)
Hot dip galvanized ringlock scaffolding standard verticals with bolt and nut type spigot is made from OD48.3x3.2mm scaffold tube Q345 steel grade from wellmade scaffold, China leading scaffolding manufacturer exporter, famous OEM factory, 50,000m2 auto production, ISO&CE ringlock scaffolding standard with bolt and nut type of spigot hot dip galvanized ringlock scaffolding standard vertical steel scaffolding support