Strom Plumbing offers this 4'' diameter porcelain shower head. An extended arm with escutcheon is included to mount the shower head to your wall. The flow of water is 2.5 gallons per minute at 60 PSI. The arm extends out 15.25'' from the wall and is designed to thread into a 1/2'' female IPS connection. Shown above is the showerhead in uncoated brass (needs polishing), it is also available in chrome or supercoated brass. Please call us if you have any questions.