Charger for ink that is used instead of the cartridge.
Charger for ink that is used instead of the cartridge. MATERIAL Plastic. DIMENSIONS 73 x 7 mm; Weight: 1 g. USER GUIDE The converter can be inserted in the rear part of the fountain pen ferrule. Then, insert the tip of the pen into the ink bottle, and turn the black plastic part clockwise to fill the converter, remove the tip from the bottle and dry with paper towels.