Jinhao 10 Fountain Pen Ink Cartridges – Set of 30 Black Ink Refills (5.5mm Bore) + 1 Pack Metal Protector Cap with Black Ink Cartridge

✅ Complete Refill & Protection Kit: Includes 30 black ink cartridges (5.5mm bore) + 1 metal cap with an extra black cartridge—everything you need to keep writing smoothly.

✅ Universal Compatibility: Designed for Jinhao 10 (Clip Version) and also fits Moonman A1, A2, and Pilot Capless-style retractable fountain pens.

✅ Premium Black Ink: Fast-drying, smooth-flowing, smudge-resistant ink for clean and consistent writing results.

✅ Sturdy Metal Cap Protector: Durable replacement cap helps protect your nib and maintains retractable functionality—great for repairing or upgrading your pen.

✅ Ideal for Frequent Writers & Collectors: Stock up on reliable ink and essential spares to ensure your pen is always ready.