Refillable direct liquid roller pen. Smooth writing like the conventional uni-ball series. Able to check the remaining amount of ink through barrel window.
- 0.7mm Tungsten carbide ball, plastic(pp) barrel, stainless steel tip
- Refillable direct liquid roller pen
- Smooth writing like the conventional uni-ball series
- Able to check the remaining amount of ink through barrel window
- Usable for UB-217
