Garant - ALKOR 

Manufacturer/Model: Garant E. Germany / Alkor 

Year of production: 1958-1964

Filling system: Piston filler with capped turning knob

Nib: Steel gold plated EF (extra fine), semi flexible, will write F, M and B sizes

Material: Very shiny Black Resin, chromed metal parts, hard rubber feeder

Length (pen closed): Oversize, 14.5mm thick , 136mm long closed, posted at 156m.  The pens are empty so you need to fill them up .