Select options 6′ Memorial Bench | Surface Mount | Perforated Metal Design | 15″ Seat Depth $577 This 6′ Supreme style Memorial Bench has a smooth surface of plastisol coated perforated steel. The surface mount style legs bolt to concrete. The seat and backrest are 15 inches deep. Centered on the backrest of this bench is a 4-inch x 6-inch sublimated ink plaque that might not be pictured. Please enter the text you would like printed on the plaque in the field below. The 6-foot bench seats approximately three adults comfortably.