Scaffolding coupler 1.Material: ZG35 2.Spec& Weight: 1.18kg 3.High quality and low price 4.OEM service Ringlock system scaffolding part,German type double coupler KJ-02Name: The scaffolding accessories— scaffolding coupler KJ-04Material: casting steel, ZG35Surface treatment: Galvanized/painted/spray painting/powder-coated/electro-galvanizationSpecification: suit forΦ48.3 mm pipeWeight: 1.18 kg/ ...