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Ten metal ballpoint pen refills in black medium point, 3.9 inches long

Mega BX-4YR4-QCEQ Ballpoint Pen Refills Black Medium 10 Pack

SKU CH-R8FG-B31C7 MPN BX-4YR4-QCEQ

Ten black medium ballpoint refills with stainless steel tips fit Parker-style click and twist pens for smooth, quick-drying oil-based ink

  • TypeBallpoint, Medium, 44121900
  • FeaturesMedium, Black, 10 Count (Pack of 1), MengRan
  • ColorBlack Ink
  • Finish/SurfaceMetal
  • Selling Unit10 Count (Pack of 1)
  • Quantity1 Count 10 Count (Pack of 1)
  • Smooth writing from medium point with three-point tip support
  • Quick-drying black ink prevents smudges on the page
  • Oil-based ink provides water-resistant, skip-free lines
  • Stainless steel nib with tungsten carbide ball resists wear
  • Universal fit for Parker-style click and twist pens

Universal Parker-Style Refills

These Mega BX-4YR4-QCEQ ballpoint refills fit Parker-style click and twist pens, giving owners of compatible instruments a simple way to keep writing without replacing the whole pen. The pack contains ten black medium-point cartridges suited to everyday office and school use.

Oil-Based Ink And Durable Tip

The oil-based formula dries quickly to prevent smudges, while the stainless-steel nib and tungsten-carbide ball resist wear during heavy writing sessions. Three-point tip support adds stability so lines stay consistent from the first word to the last.

Drop-In Installation

Each refill measures 3.9 inches and slides straight into the pen barrel with no tools required. Buyers who need a finer or broader line width, or who use pens that take a different refill standard, will not be served by this pack.

Highlights

  • Smooth writing from medium point with three-point tip support
  • Quick-drying black ink prevents smudges on the page
  • Oil-based ink provides water-resistant, skip-free lines
  • Stainless steel nib with tungsten carbide ball resists wear
  • Universal fit for Parker-style click and twist pens

Specifications

TypeBallpoint, Medium, 44121900
BrandMega
ModelBX-4YR4-QCEQ
FeaturesMedium, Black, 10 Count (Pack of 1), MengRan
ColorBlack Ink
Finish/SurfaceMetal
Selling Unit10 Count (Pack of 1)
Quantity1 Count 10 Count (Pack of 1)
Specifications0.03 kilograms, 10 Count (Pack of 1), Black, Black Ink, Medium, MengRan, BX-4YR4-QCEQ, ParkerRefills
OptionsBlack
Parts30 Days
Labor30 days

Questions about this item

When will the 10 refills in this pack need replacing?

Each refill is replaced once its oil-based black ink runs out; the pack contains 10 units so you can swap a fresh one in whenever the current cartridge empties.

What stops the stainless steel nib and tungsten carbide ball from writing after extended daily use?

The tip is built to withstand heavy usage without wearing down prematurely, so the practical limit is ink depletion rather than tip wear.

Does the quick-drying oil-based ink produce any smell or heat when the pen is used all day?

The ink is formulated for fast, smudge-free drying and water resistance with no mentioned odour or heat generation during continuous writing.

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