Steel Shoring Props, to provide strong and fast support to the Framework in roofing Construction Length:1600-2900mm 1800-3200mm 2000-3600mm 2200-4000mmInner tube thickness:40mm;48mmOuter tube thickness:48mm; 56mm; 60mmPipe thickness: 1.6mm;1.8mm;2.0mm;2.2mm;2.5mmFinish: painting, powder coating, electroplating, HDG