Kaweco CLASSIC SPORT Füllhalter EF - in Black, Navy Blue oder Weiß — Gustavson
Kaweco sport white (ef). It's finer than I expected. When I tested at a local pen shop, it wasn't that fine. I love the design but I'll buy broader nib next time. :
Kaweco Skyline Sport Füllfederhalter in fox EF, F. M. B oder BB Feder | eBay
Kaweco Sport Steel Füllhalter EF-extra-fein
Kaweco Sport Lederetui braun | Ankerherz Shop
Kaweco CLASSIC SPORT Füllhalter schwarz / (Federstärke) EF = Extrafein - Letter & Co. - Heidelberg