The Eagle Group A2148Z Add-A-Shelf® Adjustable Shelf is a versatile wire shelving solution designed for durability and ease of use. Measuring 48"W x 21"D, this shelf features a patented QuadTruss® design that enhances strength and stability, supporting up to 300 lbs. The unit comes complete with four Add-A-Shelf® collars and four pairs of split sleeves for effortless adjustment and installation. Finished with EAGLEbrite® zinc, it offers excellent corrosion resistance and a professional appearance. This shelf is NSF certified, ensuring it meets strict public health standards for safety and sanitation.