STEM OF OTHER MATERIALS & Threaded bowl
The two bowls are rusticated and are threaded to screw into the acrylic shank, as in the Falcon system, but these are not Falcon threads.
There is a valve fitted to the shank which allows the smoker to switch from one bowl to the other in a typically accurate Swiss fashion
Under the pipe is stamped Pat.Pend Mod Dep. Design Marco Wey.
This pipe is also on the site as MIXI