This 7.5" / 19Cms diameter Rain or 'Drench' style Shower Head is solidly made from Brass with a polished Chrome Finish. 

The Nozzles are 'easy clean' Rubber and there is a Swivel Joint on top (1/2" BSP female).

The is a Swivel Connection on top of of the shower head. The threaded female connection is 1/2" BSP measuring 3/4" diameter.

It does not come with either a ceiling or wall mounted shower arm however I do have these available in separate listings.