Keep writing with the uni-ball Signo 207 Rollerball Pen Refill, which is a blue pen refill suitable for use with uni-ball Signo 207 pens and Signo Retractable 0.7mm pens. It features a 0.7mm fine nib and is quick and easy to replace when your pen runs out of ink.
•UMR-87 rollerball pen refill in blue
•0.7mm fine tip
•Compatible with uni-ball Signo 207 pens and Signo Retractable 0.7mm pens
•Quick and easy to replace