Best Modern Stainless Steel Brushed Nickel Single Handle Kitchen Sink Reverse Osmosis Filter Drinking Water Purifier Faucet, Beverage Water Filtration Faucet Brushed nickel finished & solid stainless steel construction, ensuring quality and longevity. Premium ceramic disc designer faucet. 360 degree swing spout and single handle control, easy to adjust the water. Ideal upgrade for undercounter water filters and reverse osmosis systems. Fit 1/2" D to 1-1/4" D mounting hole, using 1/2" hose connectors & 1/4" supply tube. Please pay attention to its size before purchase. NOTE: There is a necessary adapter for this filter faucet. It is free and please choose it!