The Ambassador bulkhead elbow attaches a slide bar/handheld hose to your water supply. Elbow features a sturdy chrome construction and will fit most 1/2" hoses in handheld showers, slide-bar showers, deck sprayers, and more. Flush-mount design allows hose to lay flat against shower wall. 1/2" NPS-M and 1/2" NPS-M connections. Includes 1/2" pipe nipple and lock nut.