Uni-ball Ballpoint Pen Black Ink Refills(UMR85N.24), 0.5mm, for Signo 207 Retractable Pen(UMN-207-05) ,&times; 6 Pack/total 6 pcs (Japan Import) [Komainu-Dou Original Package] Refill for Signo 207 0.5 mm(UMN-207-05), Signo RT1(UMN-155-05), Signo RT(UMN-105), Signo RT(UMN-105C), RT Ecowriter(UMN-105EW), Signo(UMN-152), Pure molt (UMN-515) Pen tip diameter: 0.5mm Ink color: Black