Automatic self-filling tube feed. Designed to be used as an injector or drencher. Accurately delivers selected dose. Easy V-grip
for high volume use. Easy-to-adjust handle tension for improved performance. Durable metal and plastic design. Double O-ring
piston. Easy-to-clean external valves and removable piston shaft. Amber-colored barrel and tubing reduce UV sunlight exposure.
Includes the Blue (250/500ml) Draw off Cap.