The font width is B (bold). You can write powerful lines comfortably.
There are a lot of counterfeit and broken Montblanc products on the market, but this product has been authenticated and confirmed to work, so please rest assured. Please note that this listing is for the pen itself only.
If you would like the box as well, please let us know and we will sell it to you for 1,800 yen. We also sell this product on a Japanese e-commerce site, so there is a possibility that it may be out of stock depending on the timing. Also, please understand the product details carefully before purchasing.