Get the strength and durability you trust with extra shelves for your boltless shelving units constructed with wire mesh decking. Heavy duty construction and unique boltless shelving design mean quick assembly with out special tools, bolts or nuts. Unlike other boltless shelving, a lack of cross braces makes these industrial boltless shelving units accessible from all sides. Extra shelves for boltless shelving are available in a variety of sizes and capacities to meet your specific storage requirements. Includes silver colored wire mesh decking. Decks are made from 6 gauge (4.5mm) wire.  Wire grid openings are 2" x 4".  Steel frame color: dark gray.