METAL STEM & Screw thro bowl
The 3rd generation of Kirsten, all incorporating 'o'rings to mouthpiece and valve.
Jewel, Mariner and Lancer are the straights (increasing in size)
Horizon, Regent and Cavalier are the quarter bents
Esquire and Designer are the full bents.
The images here show many of the different bowl shapes and finishes, likewise the stem colours and finishes
There are also different sytles and colours of mouthpieces
Current models can all be found on www.kirstenpipe.com
where you can find pirces and details of available Kirstens