Uni-lok gusset system (patent #5,165,349): gusset is recessed into hat channel underside tabletop, reducing lateral movement. Highly-polished 14 gauge type 300 stainless steel top with no-drip countertop edge. Stainless steel crossbracing on three sides. 1 5/8″ diameter legs with four 4″ casters, two with brake. Pan rack slides hold six 18″ x 26″ pans.