Scaffolding coupler Standard: in line with JG3061-1999 Size: 48mm*48.3mm, scaffolding couplerScaffolding coupler Detail introductionrotating coupler (Double coupler)Model: GKU48ASize: 48.3mm*48.3mmStandard: reach to JG3061-1999N.W:1020gThickness: 5mmProduction process: HydraulicSurface: Electro galvanization,gold color, self colored Update Date:2011-11-29 0:10:27