... te mporary beams .ProductSpecificationMaterialSurface TreamentImageLight Duty Shoring Prop Inner Tube:48mm*2.5mm Out Tube :57mm ... -1829mmQ2351600mm-2900mmQ2351750mm-3120mmQ2352000mm-3500mmQ2352600mm-4720mmQ235Heavy Duty Shoring Prop Inner Tube: 48*4.0mm Out Tube ... Scaffold Coupler( British Type, American Type, German Type, Italian Type, Australian Type, Mideast Type, Korean Type, Janpanese ...