... , EN74, BS1139, AS1576 4.OEM service Scaffolding Heavy Duty Base Jack MaterialQ235Q255Q345Surface TreatmentHDG,Galvanized, paintedSize plate:200mm*200mm*8mm run-out ... , Scaffold Steel Tubes, Accessories, Steel / Aluminum Planks etc.3. Main Market: Europe, Australia, Newzealand, North America, Middle East, ect.4.Our ... for the further details inculding PRICE. Scaffolding Heavy Duty Base Jack