... 3mm*48.3mm Drop Forged Swivel Scaffold CouplerItemDrop Forged Swivel Scaffold CouplerMaterialQ235Q255Q345Surface TreamentHDG, galavnized, paintedNet Weight1 ... : Scaffolding System( Kwikstage, Cuplock, Ringlock, Haki); Scaffold Coupler( British Type, American Type, German Type, Italian ... Type etc.); Shoring Props, Formworks, Frame System, Scaffold Steel Tubes, Accessories, Steel / Aluminum Planks etc. ...