Now with even more consistent ink flow when valve is opened. Simply pull up, push down and your ink is filled, ready to go. Vacuum filler type
TWSBI Vac700R Fountain Pen - Iris - Medium
TWSBI Vac700R Iris Broad Nib Fountain Pen NEW Limited Edition
TWSBI's Vac700R utilizes a vacuum filling system. Merging this time-tested, yet somewhat rare, mechanism with TWSBI's notable industrial design yields a truly unique fountain pen that holds almost 2.5ml of ink! The crystal clear body allows for an unobstructed view of the ink level in the barrel, and a #6 stainless steel nib provides a smooth writing experience. The clear cap is threaded and should not be posted, and includes a silver clip.
TWSBI Vac700R Fountain Pen - Clear - Fine
TWSBI Diamond 580 Fountain Pen - Iris - The Goulet Pen Company
TWSBI's Vac700R utilizes a vacuum filling system. Merging this time-tested, yet somewhat rare, mechanism with TWSBI's notable industrial design yields a truly unique fountain pen that holds almost 2.5ml of ink! The crystal clear body allows for an unobstructed view of the ink level in the barrel, and a #6 stainless steel nib provides a smooth writing experience. The clear cap is threaded and should not be posted, and includes a silver clip.
TWSBI Vac700R Fountain Pen - Clear - Extra-Fine
TWSBI VAC700R Fountain Pen Iris Stub 1.1 - Wet Paint Artists
TWSBI Vac700R Fountain Pen - Iris - The Goulet Pen Company
TWSBI - VAC 700R - Iris – Wonderland222
TWSBI Vac 700R Fountain Pen - Clear, 1.1mm Stub Nib - Australia — Pulp Addiction
TWSBI Vac700R Fountain Pen - Bertram's Inkwell