These refills are for the Uni-Ball Signo Impact 207 Non-Retractable pen. They will not fit in the Uni-Ball Signo 207 Impact RT Retractable pen. 6 packs 65808 UniBall Signo Impact 207 Black gel ink 1.0 mm refills (12 Refills Total) plus 1 Free 65800 Black Gel Ink Pen
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