TWSBI Diamond 580 ALR Fountain Medium TW100773 Pen, Black, Ink-filling, Nib,

[Brand] TWSBI [Series] Diamond 580 [Nib] Stainless steel [Mechanism] Main unit suction type [Size] Length: Approx. 142mm (when stored) / Approx. 175mm (when writing) Maximum barrel diameter: Approx. 13.1mmφ Cap diameter: Approx. 14.3mmφ (excluding clip) Weight: Approx. 30g [Accessories] Twisby exclusive box / instruction manual / 1 mini wrench / 1 mini grease A plunger fountain pen can draw large amounts of ink with simple operation. The large-capacity ink draw mechanism makes it recommended for those who write long sentences or use fountain pens regularly. The glossy transparent barrel makes it easy to check the internal condition and the remaining ink level.