Traveler's Company brass fountain pen. Only comes with an “F” nib but it is very smooth. I really like it. : r/fountainpens

The Gentleman Stationer

SAILOR PEN – Professional Gear Slim 14K Gold Nib Fountain Pen

Traveler´s Notebook Store

Best Fountain Pens Under $60 - The Goulet Pen Company

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The Pen Addict

SAILOR PEN - Professional Gear 21k Gold Nib Fountain Pen

Travelers company brass fountain pen : r/fountainpens

Stilo&Stile

Traveler's Company brass fountain pen. Only comes with an “F” nib