... manufacturer supply by high quality but lowest cost.HT-Frames,frame,formwork,scaffoldin HT-Frames,frame,formwork,scaffolding.Walk thru frames, Mason frames, Shoring ... ,1000x2000mmTube dia.42mm, thickness: 2.0mm, 2.3mmBasic unit: 2pcs frame, 2sets cross brace, 4pcs coupling pinsSurface treatment: Zinc plating, Powder ...