This Westbrass drill -free adjustable height slide extension bar with diverter requires no drilling in wall for installation. Can be installed with suction cup or 3-M style mounting pad. Installs on shower arm outlet and diverts water between shower head and hand shower. Easily adjust the height location of the shower head or hand shower by sliding them up or down the bar. Available in a variety of stylish finishes, this item is sure to complement your existing fixtures. Westbrass Fine Decorative Plumbing since 1935.