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Twsbi Pipe is an extension to help you get every last drop out of the bottom of your ink bottle. It is designed to be attached onto the end of your Twsbi fountain pen or with a standard converter.
Brand
TWSBI
Twsbi Pipe is an extension to help you get every last drop out of the bottom of your ink bottle. It is designed to be attached onto the end of your Twsbi fountain pen or with a standard converter.
It works with Twsbi Diamond series (580, 580AL, 580ALR, 580RG, Diamond Mini, Diamond Mini AL, Diamond Mini RG), spring-loaded and piston converters for the Swipe and every standard international converter.
