Parker Quink Rollerball Refill for Rollerball Pens Medium Blue (Single Refill) - 1950324

This refill is designed with Parker Rollerball FreeInk technology, providing a high level of performance with a consistent and fluid writing experience every time. For use with Parker rollerball pens, simply unscrew the pen's cap, remove the empty cartridge and insert a fresh refill for continued use.