C- Lock Standard verticals are manufactured from 48.3mm O.D. Tube, Provided in Various sizes with cup joints welded at 500mm, in C- Lock Standard verticals are manufactured from 48.3mm O.D. Tube, Provided in Various sizes with cup joints welded at 500mm, intervals. The top Cups are made from malleable castings to endure rough site handling, and welded bottom cups are pressed from high quality steel. Welded Bottom Cups are pressed from high quality steel and captive mobile Top Cups made out of malleable casting provide firm grip to Ledger Blades making the connection rigid and to endure rough site handling. Produced from Tube thickness 3.2mm or 4.0mm Finish of Scaffolding available are: * Galvanized * Painted Standard Sizes available 3000 mm 2500 mm 2000 mm 1500 mm 1000 mm Other Sizes also available (Made to order): 2800mm 2300mm 1800mm 1300 mm