Elevate your writing experience with these 2 universal fountain pen ink converters. Designed for seamless integration with a wide range of fountain pens, these converters allow for effortless ink refilling and smooth, consistent writing. The push-piston mechanism ensures precise ink control, while the durable construction ensures long-lasting performance. With a sleek black finish, these converters complement any pen and add a touch of elegance to your writing routine. Whether you're a seasoned writer or a fountain pen enthusiast, these ink converters are an essential accessory for uninterrupted, flawless writing sessions.