Montblanc MNB15158 - Rollerball Pen Refill, Medium Point, 2/PK, Black Ink Item Packaged Quantity: 2 / Pack Genuine Sealed Montblanc Refills, Will not fit the LeGrande Rollerball Pen Measure 4 3/8 Inches Long Made in Germany and/or Japan These will only fit capped Montblanc pens. If your pen is a twist-action Pen, you will require a different style refill