Elements of Design DS495 St. Louis Concealed Adjustable Height Shell for Supply Lines, Oil Rubbed BronzeThe adjustable height shell stands at 27" in height with a 1 3/8" diameter made from solid brass for durability and reliability. The smooth surface and strong build allows it to function as a solid supply support for the bathtub shower head. Available in four different finishes.Elements of Design DS495 St. Louis Concealed Adjustable Height Shell for Supply Lines, Oil Rubbed Bronze Features: High Quality Brass Construction Beautiful Premier Finish For 1/2" Copper Supply Line Adjustable Height Max 27" Sold in pairs California and Vermont Compliant