Pilot - Refill for V Ball Retractable Rolling Ball Pen, Fine, Black Ink - Sold As 1 PackFeatures smooth, consistent flow of ink. The roller ball tip is ideal for precise writing. High quality ink for reliable performance. Pen Refill Type: Roller Ball; Special Ink Type: N/A; Refill For Series: V Ball RT Roller Ball; Tip Type: Conical.Smooth, consistent flow.Roller ball tip.High quality ink.