Modular Enclosure Panels are easily adaptable to standard shelving units to create a secured storage area. Panels are fabricated from 6 gauge Wire on 3" x 3" squares. Modular enclosure panels work with four shelf depths: 14", 18", 21" an 24" and three heights: 63", 74" and 86". One modular enclosure panel is needed for each side and two panels are needed for the back. Finish: Stainless Steel.