TWSBI Piston Converter

TWSBI

$2.00
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The TWSBI Piston Converter holds less ink than its Spring converter and uses an innovative spring mechanism. A traditional piston mechanism, dip the nib, twist the piston one way to expel air and twist back to draw up ink.

Standard international fitting
Piston filling mechanism
Oversize converter

Please note that this will not fit most standard international fitting pens due to the thickness of the barrel component. For use with the TWSBI Swipe.

We can only guarantee compatibility with TWSBI Swipe.

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