Polished chrome-plated, brass rigid or swing 3-1/2 in [89mm] centerline deck mounted gooseneck spout. Unit is furnished with a 2.2 gpm [8.3 L] pressure compensating aerator (complying with ANSI A112.18.1 Standard for flow), mounting hardware and a 1/2 in NPSM coupling nut for standard lavatory riser.