matching set of original early 20th century american industrial heavy duty cast iron workbench bases or legs designed and fabricated by the w.a. jones foundry & mach co., chicago, il. the formed channels provide added strength and rigidity. the grooved floor plates or feet can be mounted to the floor. the topmost sections contain a series of double-sided grooves providing added flexibility when mounting the custom tabletop with nuts and bolts. salvaged from the boylston steam specialties co., chicago. il. measure 24 x 3 1/2 x 30 inches.