... dropper 18mm 1) 16mm OD, 37mm height, 4ml, transparent glass pipe, silver electrical aluminous dropper2) 18mm OD, 45mm height ... , 5ml, amber glass pipe, gold electrical aluminous dropper3) 18mm OD, 45mm height ... , 40mm height, 5ml, amber glass, gold electrical aluminous dropper5) 24mm OD, 45mm height, 10ml, transparent glass, gold electrical aluminous dropper