Ink cartridges for 6 mm / 3.4 mm fountain pen

High-quality ink cartridges for fountain pens – length 52 mm, diameter 6 mm

Looking for the perfect cartridges for your Black Pearl pen or other models that accept larger cartridges? 🖋️ Our 6mm cartridges are a reliable choice – they provide intense color, smooth writing, and compatibility with a wide range of pens.

• 🎨 Up to 9 colors to choose from - express yourself through the color of the ink
• 📏 Fits pens with a 6mm/3.4mm hole – e.g. Black Pearl, Silver Knight, Steel Edge
• 📦 2 packaging options: 5 or 10 pieces per set
• 💧 Liquid ink – excellent flow and color saturation

Available colors:

• 🖤 Black
• 🔵 Navy blue
• 🔷 Blue
• 🔴 Red
• 🟣 Purple
• 🟢 Green
• 🟠 Orange
• 💎 Turquoise
• 🌸 Pink

Refill your pen with reliable ink and enjoy every writing moment ✒️✨

Specification

• Hole size: 6mm (outer) / 3.4mm (inner)
• Cartridge length: 52 mm
• Type: Ink cartridge
• Material: High-quality plastic
• Packaging: Foil
• Set: 5 or 10 pieces (depending on color)