Traditional Piston Converter

Traditional Piston Converter

A reusable twist-style ink converter for compatible fountain pens, allowing bottled ink to be used in place of disposable cartridges.

Product Features

• Size: Standard International top-hole fitting

• Material: plastic

• Traditional twist-piston filling mechanism

• Compatible with the TWSBI SWIPE fountain pen

Fun Fact: A fountain pen converter works like a refillable cartridge, using a small piston to draw bottled ink into a removable reservoir.