German Design Classic ROTRING INK POOL / 0.5 Rapidograph INK PEN / TECHNICAL DRAFTING STYLOGRAPH PEN The pen works with classic German piston system. It is in very good condition, fully cleaned and serviced. Some minimal signs of used. Very good working condition! Please look at the photos carefully, they are part of the description. High quality, made in Germany. Please look for my other pens in auction and ask questions in German, English or French. Your pen will be shipped as a registered air-mail letter from Berlin, Germany to worldwide.