This Westbrass 1/2 inch OD x 20 inch annealed brass lavatory faucet supply riser adds the finishing touch to any sink installation. Its trimmable end allows cutting to length for easier installation. The top bullnose portion attaches to sink faucets using a brusnwick nut (Not included - comes with most faucets). Made from lead free brass and fully finished for exposed installation its sleek appearance gives shame to common flexible supply lines. Available in a variety of stylish finishes this item is sure to complement your existing fixtures. Westbrass Fine Decorative Plumbing since 1935.