Tip: Stainless steel
Ball: 0.7 / 0.8(Gold and Silver only) tungsten carbide ball
Barrel: Plastic (AS)
Ink Colour: 14 colours (Gold, Silver, Black, Blue, Red, Brown, Fluorescent-yellow, Fluorescent-orange, Green, Light-blue, Liht-green, Violet, Fluorescent-pink, Fluorescent-red)
Ink Refill: UMR-7N (2 colours/Black, Blue)
- When the pen is positioned in a downward position, the ink flows smoothly from the ink flow channel.
- When the pen is positioned in an upward position, the reverse flow prevention ball works to stop the flow of air into the ink.