| Compatibility | Pentel Ballpoint Pen BK91 |
| Global Product Type | Pen Refills-Ballpoint |
| Ink Color(s) | Blue |
| Pen Refill Type | Ballpoint |
| Point Size | Medium |
| Point Type | Medium |
| Product Name | BK91 Ballpoint Pen Refill |
| Product Type | Ballpoint Pen Refill |
| Refill For Series | Pentel® R.S.V.P.® Ballpoints |
| Tip Type | Conical |
