The Pilot G-2 0.5 Black Refill (BLS-G2-5-B) is a genuine replacement ink refill designed for Pilot G-2 gel pens with a 0.5 mm fine tip. It delivers smooth, consistent black gel ink for crisp, precise writing, making it ideal for everyday use at school, in the office, or at home. The quick-drying, long-lasting ink helps reduce smudging while providing a comfortable and reliable writing experience. Replace your empty refill and keep your favourite Pilot G-2 pen performing like new.