Material: Grip tube Ø20mm / Ø28mm x 1.5mm made from Aluminium. Either natural coloured anodised or black plastic coated RAL 9005 matt. Feet made from zinc die cast, black plastic coated RAL 9005 matt. High stability for small sizes. Tube either aluminium silver or black. Grip tube fixed against turning with screws on the face ends (screws below bright grey removable plastic caps). Other sizes on request.