... .ISO9001:2008, EN74, BS1139, AS1576 4.48.3mm*48.3mm Swivel Coupler Galvanized for ScaffoldingMaterialQ235Q255Q345Surface TreatmentHDG,Galvanized, paintedNet Weight0.95-1.21KGSize48 ... .2.Main product: Scaffolding System( Kwikstage, Cuplock, Ringlock, Haki); Scaffold Coupler( British Type, American Type, German Type, Italian Type, Australian Type ...