Heavy duty adjustable height bench legs. Can be used with steel, compressed wood plastic laminate, solid maple or other work surfaces in 30 or 36 inch depths. Legs adjustable from 29 to 33 inches in one inch increments. Top support and foot assembly are 14 gauge steel. Legs are 16 gauge ribbed steel. 2 3/4 inch wide feet can be bolted to floor. Double electrical knockouts front and back. Gray enamel finish. Work table tops available.