$54.99 GPR7BP-BK Itoya Quick-Dry Gel Pen Refill, 0.7mm, Black, One Pack of 2 Refills 75633302296 | eBay
Hybrid Gel Grip Refill 0.7mm Ball | Pentel - Pentel
BIC gel pen refill with medium 0.7mm line width and black ink, 2 refills per card. â BigaMart
