The 3-drawer mobile pedestal and 2-drawer hanging pedestal should be installed into Simple System Desks by Boss Office Products. The mobile pedestal has 2 box drawers, 1 file drawer and casters for easy mobility. The hanging pedestal has 1 box drawer, 1 file drawer and it includes a hanging support bar for easy instillation. Both items lock, come with a key and are available in different finishes, Driftwood shwon.