Fountain Pen Ink Cartridge and Converter Sizes Explained!

When we're in the shop, we always get asked if certain cartridges will fit a specific fountain pen and to answer that question, we always have to ask first, which fountain pen do you have? This video is all about cartridge and converter sizing for some of our most popular fountain pen brands. Hope this helps you the next time you run out of ink in your fountain pen!

00:12 Intro
01:08 Fountain Pen Ink Cartridges
02:22 How an ink cartridge fits into a fountain pen
04:55 Pilot Fountain Pen Ink Cartridges
05:29 LAMY Fountain Pen Ink Cartridges
05:42 Sailor Fountain Pen Ink Cartridges
06:20 Platinum Fountain Pen Ink Cartridges
06:38 What are International Standard cartridges?
07:50 How do fountain pen converters work?
10:17 Summary

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