Jacking castor assists with equipment and machinery that require vertical movement as well as horizontalWheel composition: PolyurethaneAdjustableManufactured from steelWheel diameter : 200mm (Cast Iron Polyurethane)Stem diameter: 35mmOptional extra for scaffoldingDimensions: 820 (L) x 300 (W) x 210 (H)mmItem delivery usually 3 - 6 working days