This Metro Solid Top Mobile Stainless Steel Worktable with 3-sided frame has a seamless 14-gauge type 304 stainless steel work surface and support structure. The worksurface height is 34" and uses special posts with four 5" polycasters, 2 swivel and two braking. The U-frame design has the lower cross brace set at the back of the Mobile Table, flush with the legs. The Mobile Table with U-frame pictured.