Johnson Pump Cartridge Aerator Kit Johnson Pump offers an excellent product that empties, fills, and aerates livebaitwells. The Aeration Spray Bar features a split design to allow for flexible mounting. The Pump cna either be hard mounted with screw or you can use the supplied suction feet. The Cartridge aerator Pump offers a low current draw to help keep your battery healthy. Offers ease of convenience and years of reliable service that Johnson Pumps is known for. Product Features Split design