Nargile (shisha) taillight and tea ball

More than 12 years ago, I got a Nargile also called Shisha during a study trip in Syria.
With the pipe I go two bowls but one never fitted.
Last years, I planed to make a taillight for my bike and by looking in one of my messy boxes, I found this Nargile bowl… My Nargile taillight story had started. ^_^

I made the bulb holder reflector from a tea ball, and the bracket from a piece of stainless