Westbrass 1/2 in. x 19 in. 90 degree Rain Shower Arm and Flange. Wall Mounted shower arm, makes rain heads flow vertically. 1/2 in. Male IPS Inlet and outlet. 19 in. Long arm, with heavy duty D3800 decorative flange Included. Lead Free Brass. Wall mounted 90-degree rain shower arm with flange 1/2 in. IPS x 19 in. length Designed by Westbrass, the Westbrass 1/2 in. IPS x 19 in. 90-Degree Rain Shower Arm with Flange in Satin Nickel is built for lasting quality and everyday use. Shop at OJCommerce and explore our collection with free shipping on every order.