5 x Black Ink Mini Micro Pen Refills by NEO+, Compatible with: Swarosvki, Cross 8518-4, Cartier®, Lamy M21, Faber-Castell, Zebra, Schneider, Schmidt,Parker, Pelikan,Monteverde, OHTO Pens

This refill can be used with any pen that uses a D1 sized refills Compatible with Lamy M21 and Cross 8518 Refills D1 67mm pen refill is a standard pattern used in most multi-function pens and many compact or expanding pens Compatible with Swarovski, Cross Tech3, Cross Tech4, Lamy L401 Pens Pack of 5 Black ink pen refills