Metpure Reverse Osmosis Faucet Non-airgap RO Filtration System Gooseneck Euro Style NSF 100% Lead Free Water Dispenser Spout (Brushed Nickel) With Faucet Wrench RO-FW148 High Quality Premium Euro style ceramic disc lever with easy to use faucet wrench Included FREE faucet wrench eases installation time by more than half and ensures tight mount Includes 1/4" feed tube hardware for non-airgap RO filtration systems. Need faucet adapters? Search for item 751503163067 or 751503163050 Gooseneck that swivels 360 degrees Requires 1/2" hole for minimal countertop drilling and 3" shank for easy installation under sink