This product is a set of 10 black plastic ballpoint pen ink refills, measuring 110mm/11cm each. Made in the United Kingdom, these replacement ball refills are designed for use in ballpoint pens. The plastic material ensures durability and easy installation, making them a convenient and practical choice for those in need of pen ink refills. Perfect for collectors or everyday use, these ink cartridges are a reliable and consistent option for keeping your pens filled and ready for writing.
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