11.4 cm Interchangeable Ballpoint Pen Refills Pack of 30 Smooth Writing Cross Ink Refills Style Pen Black and Blue Ink Refills ballpoint pen refill Comes with 2 different color ink refills blue ink and cartridges total of 30 replacements 15 pieces of each color. High-quality ink printing provides fast, smooth writing without penetration. application This replacement ballpoint pen refill fits most crossover pens for schools, offices, and homes. Specification color blue black material: metal Medium point 1.0 mm Length 24 inches / 11.6 cm Notice Please unscrew your supplement and check the size before purchasing make sure that the length is 6 inches / 11.6 cm. Package includes 15 X Blue Ballpoint Pen Refill and 15 X Black Ballpoint Pen Refill The set includes 30 pcs Ballpoint pen refills containing 15 pcs of black ink printing 15 pcs of blue ink. enough replacements. POINT's standard compatible refills have long metal refills of 91.4 cm / 11.6 cm, smooth at 1 mm. The high-quality product body is made of metal material and ergonomically designed for a comfortable grip. This pen refill provides fast, smooth writing without drying out the area. APPLICATIONS CROSS pen refills fit most CROSS pens for home school offices and more. NOTE Please unscrew your supplement and check the size before buying to make sure the length is 91.4 cm / 11.6 cm. This replacement screw has threads that must be in place.