American Standard 605P400.002 4-Inch Deck Plate, Polished Chrome,American Standard,605P400.002" /> Escutcheon deck plate 1/4 inch bolts Spin nuts For commercial / institutional use Escutcheon deck plate used to cover 4-inch center faucet holes 1/4-inch fixation bolts on 4-inch centers Spin nuts American Standard - Style That Works Better