AquaRoller Gel Pen Refill - 0.70 mm - Black - 2 / Pack by Itoya
$2.18 / PK
when buying in bulk
AquaRoller Refills offer ultra-smooth writing, free-flowing, low viscosity, acid-free ink and fit in Parker and Parker compatible rollerball pens. Have a much longer writeout than most gel refills.