Jaymo - 6 Black - Rollerball Pen Refill - Compatible with/Replacement for Montblanc 105158 - 4.44 in / 113 mm Long
Brand: Cottage Mills
Color: 6 Black
IMPORTANT - Before ordering remove your refill and compare it to the pictures here, then measure the length and diameter. Refills are 4.44 in / 113 mm long and .25 in / 6 mm in diameter. If your refill matches pictures and dimensions order with confidence. Search “Jaymo Rollerball Pen Refill Replacement for Montblanc” on YouTube for video with more details.