Beadable pen - 10 pieces ballpoint pens that can be equipped with beads

10 pieces beadable ballpoint pens. The ballpoint pen has a total length of 14.6 cm. The equipable rod is threaded at the top and bottom. To equip one unscrews the upper head. The beads should have a hole size of at least 1.9mm, because the rod is 1.8mm thick. The length to be equipped is 53,5mm. The pen has the font color black. The set includes 10 pens in 8 different colors as shown.