ystudio 0.7mm Parker Type gel ink refill is custom made by famous Japanese manufacturer, OHTO. .Black ink 0.7mm tip with metal body, it writes steady and smooth.

• Fits ystudio “Brassing - Portable Ballpoint Pen” , “YAKIHAKU Pen“
• Fits most pens that use the Parker Type refill.
• Length: approx. 98mm
• Diameter: 5.8mm
• Tip Size: Medium (0.7mm)
• Made in Japan