The Lamy Z28 converter transforms your compatible fountain pen into a bottled ink system. This push-on converter features a reliable screw plunger mechanism for smooth, controlled ink flow. Designed for Lamy Safari, Joy Calligraphy, Vista, and AL-Star models, it replaces standard cartridges and unlocks access to the extensive world of premium bottled fountain pen inks. Measuring 2.8 inches, this converter delivers the versatility serious ink enthusiasts demand. One converter per pack.