Universal tub spout with diverter fits all sizes, easy installation. 3.4 GPM (gallons per minute) flow rate at 20 psi (pounds per square inch). Includes zinc die-cast chrome-plated tub spout, adapters, allen wrench, and plumber's tape. Installs on all existing connections: 1/2" copper slip fit, 1/2" thread, 1/2" thread in nose, and 3/4" thread. Chrome finish. Clamshell.