This westbrass 3/8 inch o.D. X 20-inch annealed brass lavatory faucet supply riser, adds the finishing touch to any installation. Its trimmable end allows cutting to length for easier installation. The top bullnose portion attaches to sink faucets, using a Brunswick nut (not included - comes with most faucets). Made from lead-free brass and fully finished for exposed installation, its sleek appearance shames common flexible supply lines. Available in 12" and 20" lengths and 1/2" diameter in 20" length. Available in various stylish finishes, this item is sure to complement your existing fixtures. Westbrass fine decorative plumbing since 1935.