The shelving units are designed for heavy-duty use, featuring a high-grade steel construction with a capacity of 400 lbs per shelf. They come in two sizes: 36" wide by 75" or 39" high, providing ample storage space while keeping the stored parts organized and dust-free. The shelves can be either open or closed, depending on your preference. Additionally, the units are available in gray color, and the drawers can be ordered in four different colors: blue, yellow, gray, or red. FOB Shipping Point.