Blow Pilot RTV 3988 — replacement ink roller for Pilot LCD pens, package blister

Blow Pilot RTV 3988 is a replacement ink roller designed for Pilot LCD writing instruments that accept the RTV 3988 refill format. Supplied in a blister pack, this ready-to-install ink refill restores writing functionality without the need to replace the entire pen. The refill is intended for everyday writing and note-taking and is compatible with Pilot LCD pen series that use this standard cartridge size.

Advantages

The replacement ink roller offers straightforward installation and a compact form factor that fits compatible Pilot LCD pens. The blister packaging keeps the refill protected during storage and transport. This refill provides consistent ink flow for regular handwriting tasks and reduces waste by extending the usable life of the original pen body.

Suitable for

• Everyday handwriting and note-taking
• Office and administrative tasks
• School use and student supplies
• Home planners, lists and reminders

Key specifications

• Type: ink roller refill compatible with Pilot LCD pens
• Packaging: single refill in blister pack
• Use: standard ball/roller ink refill for handwriting
• Compatibility: designed for pen models accepting the RTV 3988 refill format

How to use

Remove the refill from the blister pack and open the pen according to the pen manufacturer's instructions. Insert the refill into the pen barrel until it seats firmly and reassemble the pen. Test the pen on scrap paper to ensure proper ink flow before regular use. Replace the refill when ink flow becomes inconsistent or the line fades.

Usage recommendations

Store unused refills in a cool, dry place and avoid prolonged exposure to direct sunlight or high temperatures to maintain ink quality. If the pen is unused for extended periods, perform a few test strokes to restore smooth writing. Use the refill in compatible Pilot LCD pens only to ensure correct fit and performance.