This Cambro 20S434110 black customizable 20 compartment full size Camrack is the perfect solution for items that are too big for the 25 compartment racks and too small for the 16 compartment racks! Use it to wash, store, and transport large diameter beverage and cocktail glasses, delicate wine stems with oversize bowls, goblets, most rocks glasses, and other items with a diameter of up to 3 7/8", standing up to 5 1/4" in height. Included is (1) gray 20GE1 extender, (1) gray 20GE2 extender and (1) black BR258 base rack. Its honeycomb design securely protects glassware items while open inside compartments provide thorough circulation of water and cleaning solutions during washing, as well as quick drying following the wash cycle. For optimum cleaning and storage, closed external walls keep contaminants out, while reducing the risk of breakage. Each Cambro 20S434110 customizable 20 compartment full size Camrack is made of long-lasting polypropylene. Their easy-to-handle design features a 1/2" overlap and smooth sides. Rounded handles on all four sides allow for a tight grip, further accentuated by smooth sides and rounded corners to reduce the risk of injury. Dimensions: Overall: 19 3/4"L x 19 3/4"W x 7 1/4"H Compartments : 3 7/8"L x 3 7/8"W x 5 1/4"H