Nib: 14C stamped, bi-color called medium white. It has not been consumed much and can still be used.
Pen core: It is made of ebonite, which has better performance than the current cost-cut resin, and has a notch. No slippage and good ink flow. It is a popular character width because it is practical enough and can be written more comfortably than EF. This item is in the category "Collectibles\Pens & Writing Instruments\Pens\Fountain Pens\Montblanc". The seller is "jp_colors" and is located in this country: JP.This item can be shipped to United States, all countries in Europe, all countries in continental Asia, Canada, Australia.