Gangable rack with adjustable rails is fully welded 16-gauge steel with 14-gauge base, reinforced at all load-bearing junctions. Fully welded certified U.S. steel, 16-gauge frame with seamless side frame construction and 14-gauge bottom reinforced at loadbearing junctions for robust support, strength equivalent to 11-gauge steel. Black wrinkle powder epoxy finish. Beveled edge corners front and rear.