Lamy Z27 Converter for Logo, st, cp1, Alu & Studio Pens

Avoid to run out of cartridges thanks to this removable ink converter compatible for Lamy fountain pens. Insert firmly the converter on the unscrewed front part of the pen. Screw down the piston, dip the nib into ink, screw back the piston to vacuum ink through the nib. Clean the nib with a tissue, twist back the barrel.