Ballpoint Pen Refills for Penneed B5/ B6/ B8 Pens, Parker Waterman Compatible Ballpoint Pen Refills with Spring Smooth Writing, Twist Action Medium Point 1.0mm Pack of 10(5Black Ink +5Blue Ink) - B-103

• UPC   723990440228
• ★WIDER APPLICABILITY--- The refill is Parker Waterman Compatible Ballpoint Pen Refills and original cartridge of Penneed B5/B6/B8 ballpoint pens(Search 'penneed ballpoint pen'on amazon). Also applicable to most other brand standard size ballpoint pens, twist action pen, include compatible with Parker ballpoint pen. This is a great replaceable refill, Easy to put in the pen for universal writing, suitable for all papers. ★DIMENSION--- The total length is 9.9 cm(3.9 inches). The diameter of the ink reservoir is 0.6 cm(0.23inch). The narrow part where the spring sits on is 2.6cm(1 inch). 1.0mm tip, pack of 10, 5 blue + 5 black. And we must remind you to double check the detail of the dimension. ★SUPER SMOOTH WRITING EXPERIENCE--- Releases ink in a smooth and consistent manner. Ink dries quickly, does not penetrate-- no smear, no smudges, without clumping. The body of the refill is made of stainless steel, feeling light and premium ★EXTRA BONUS--- Each refill comes with a spring which is already fixing on the stem.You don’t have to worry about missing spring or the refill don’t fit your pre-existing spring. ★PERFECT PACKAGE--- 10 refills of one pack. Refill tip is sealed with protective wax to keep the ink from drying out, easy to remove. This is a good choice when your expensive pen runs out of ink, you don't need to throw it away. the package comes with a 10-pack refill that is enough for you to use.