10 Pack 4.3'' Black Ink Refills for Gel Pens, 0.5mm Fine Point Tip, Quick Drying Ink, Compatible with All ZENNYTH Gel Pens & Pilot G2 (Original Gel Ink Refills 10 Pcs-Black Ink)

Features

• 【SMOOTH WRITING】Featuring a 0.5mm fine tip, these refills glide effortlessly without skipping, ensuring consistent ink flow for precise writing
• 【QUICK-DRYING INK】The fast-drying black ink resists smudging, allowing you to write and immediately handle pages without smearing or waiting
• 【UNIVERSAL COMPATIBILITY】Designed to fit most popular pens (e.g., Pilot G2, Pentel Energel, Uni-ball Jetstream Signo, Zebra Sarasa, ZENNYTH, etc.). Confirm refill length: 4.3" (110mm) – retain your original pen spring for seamless replacement
• 【HIGH-CAPACITY INK】Each refill lasts for thousands of characters. Formulated with upgraded Japanese MIKUNI ink: reduced viscosity enhances smoothness while maintaining rich color. Ink flow remains reliable even after 2 months of tip exposure
• 【DURABLE TWIN-BALL TIP】Stainless steel nib with dual tungsten carbide balls resists wear. Optimized tip thickness prevents paper scratching, ensuring crisp, clear lines for detailed writing