Bobrick B-8226 34 fl oz Capacity, 4" Thickness Lavatory-Mounted Soap Dispenser Top-filling design for ease of maintenance and labor savings Vandal resistant locking cover and free turning spout; corrosion resistant Bright polished 6" spout, cover and escutcheon Impact resistant ABS body and shank; shatter resistant polyethylene container; 34 fluid oz Capacity Maximum mounting thickness 4"; patented design Top-Filling Design Vandal-Resistant Free-Turning Spout Corrosion-Resistant 6-Inch Spout