The Pilot G-2 Gel Pen Refill 1.0mm Red (BLS-G2-10-R) is a genuine Pilot replacement refill designed for compatible Pilot G-2 gel pens. Featuring vibrant red gel ink and a broad 1.0mm tip, it delivers exceptionally smooth, skip-free writing with bold, consistent lines. Perfect for marking, editing, proofreading, note-taking, journaling, and everyday office or school use, this refill restores your Pilot G-2 pen to its original premium writing performance while extending its lifespan.