view more Building Construction American Type USA Standard Scaffolding Drop Forged Steel Angle Adjustable Clamp/Swivel Coupler view more High Quality Low Price Scaffolding Pressed Swivel Clamp and Scaffolding Coupler view more BS1139 Scaffolding Half Fixed Clamp Putlog Coupler view more BS1139/EN74 view more En74 view more BS 1139 Building Construction Forged Scaffolding Clamp Scaffold Beam Clamps Scaffolding Drop Forged Steel Angle Adjustable Clamp Swivel Coupler view more Easy Scaffold BS1139 En74 JIS Drop Forged Pressed Q235 Steel Scaffolding Double Fix Swivel Sleeve Beam 48/60mm Scaffolding Coupler view more Scaffolding Tube Swivel Clamp 48.3mm X 60mm view more En74 Drop Forged Scaffolding Double Coupler 48.3mm view more Scaffolding Italian Type Scaffolding Weld Cast view more Pressed Forged Swivel Scaffold Fixed Scaffolding Pipe Tube Coupler view more Pipe Fitting Formwork Quick Rebar Scaffolding Steel Swivel Sleeve Directional Scaffold Coupler 12