... Swivel Drop Forged Coupler ,1.05kg/pc,BS1139,EN74 1.size:48.3mm 2.weight:1.05kg 3.thickness: 5mm ... Forged Coupler Production NameSwivel Drop Forged Coupler ,1.05kg/pc,BS1139,EN74 Mainly ProductsDouble coupler,butt joint ... TreatmentZinc Plating, hot DIP GalvNet Weight0.93-1.1KGSize48.3*48.3mmWT5mmProcessDrop ForgedStandardEN74, BS1139, AS1576Coupler ... Swivel Drop Forged Coupler ,1.05kg/pc,BS1139,EN74