Cross Push-In Fountain Pen Converter - 8751The Cross Converter with Screw in Style is an essential accessory for any Cross fountain pen enthusiast who wants the flexibility of using bottled ink. This converter allows you to easily refill your fountain pen with any ink of your choice, providing a wider range of colours and the convenience of refilling without the need to replace ink cartridges. The screw in style design ensures a secure fit that prevents leaks and ensures a smooth and