The moultrie gravity feeder kit will attach to any barrel or moultrie feeder you already own.The gravity kit features a reinforced quicklock adapter for simple twist-on, twist-off installation.With adjustable flow, the gravity kit is ideal for feeding corn or protein pellets.Quickly and efficiently convert your feeders to a gravity-fed protein feeder for the spring and summer antler-growing season.Housing Material: PlasticSeason: All