Convenient Filler Cartridge Ink Elastic Pen Ink Absorber Universal Converter
Feature:
Add bottled ink quickly and easily to your pen The simple piston structure absorbs the bottled ink with a simple push of a button Refillable converter saves money and reduces waste from disposable cartridges
It can be used with Ink Absorber Ink Suction Device Pipette Instrument Tool Pen Parts
Material: PMMA + ABS