Refill for ballpoint pen ZENITH model 4/20, blue ink, pack of 20

Refill for ballpoint pen ZENITH model 4/20, blue ink, pack of 20 provides a simple and practical solution to restore writing functionality to compatible ballpoint pens. Each refill uses blue pigment ink and a standard ballpoint tip designed for everyday writing tasks. Supplied as a set of twenty identical refills, the pack reduces the need to replace entire pens and is intended for office, school and home use.

Advantages

These ZENITH 4/20 refills offer consistent ink flow and reliable tip performance to produce clear, legible lines. The uniform construction across the pack ensures repeatable results with minimal maintenance. Buying a pack of 20 lowers the frequency of reordering and is cost-effective compared with single refills or replacing whole pens. The blue ink is suitable for notes, forms and signatures where blue writing is preferred or required.

Suitable for

• Refilling ballpoint pens that accept model 4/20 refills
• Everyday office writing and note-taking
• Schoolwork and student use
• Home correspondence and document signing

Key specifications

• Ink color: blue
• Quantity: 20 refills per pack
• Tip type: standard ballpoint tip for general-purpose writing
• Compatibility: designed for pens that accept model 4/20 refills
• Intended use: writing, note-taking, signing documents

How to use

To replace a spent refill, disassemble the compatible pen according to the pen manufacturer's instructions, remove the empty refill and insert a new ZENITH 4/20 refill until it seats securely. Reassemble the pen and test on scrap paper to confirm proper ink flow. Store unused refills in a cool, dry place and keep them capped or inside the original packaging until needed to prevent dust or damage to the tip.

Usage recommendations

For optimal performance, use these refills in pens specifically compatible with model 4/20 to ensure correct fit and reliable ink delivery. If writing becomes faint, check that the refill is fully inserted and test on plain paper; replace the refill if flow does not resume. Dispose of used refills according to local waste guidelines.