... and guardrails. Q235.with certification hot-dip galvanised kwikstage system---ledger Specification:48.3mm out diameter*3.2mm thick high grade ... steelCommon size:1.3M,1.8M,2.5M,3.0MOther Sizes:0.6M,0.74M,0.9M,1.0M,1.2M ... or Powder coating or PaintingWe can manufacture as per comtomers' sizes and provide best quality and service.