MP-204 Organizer Tray is part of Data Accessories Space Saver System for monitor arms & removes desktop clutter by making use of the space below the monitor. Conveniently attach to a round monitor arm post from 1" to 1-5/8" in diameter. Multiple compartments keep supplies neat & handy. Nonskid rubber feet keep tray firmly in place on your worksurface. Tray is a TAA-compliant ergonomic solution.