3 support racks with 16 receptacles each for support tubes at a distance of 89 mm, plug-in system with fixing screw, tube coatings solvent-resistant, compatible with all common paints, flexible positioning of the support tubes within the perforated grid depending on the workpiece, special design tilts the load to the rear right corner, 4 low-vibration and smooth-running semi-elastic swivel castors ø 125 mm, with 24 support tubes, 1 base plate and 1 intermediate plateau