"American Hunter Gravity Feeder Nesting Hopper Tripod Feeder is a maintenance-free feeder, using the force of gravity to automate feeding. Boasting three 8"" feed tubes, this feeder kit ensures clog-free feeding, and spreads the feed evenly. A 3/4"" lip prevents feed spillage or over-feeding, while a hooded overhang protects feed from the elements. The 30-gal. hopper is supported by 3 heavy-duty 6' steel legs for added durability. Save time and money without needing to replace expensive batteries or parts with this dependable gravity feeder. Manufacturer model #: AH-225GRAV. 30-gal. polymer hopper 6' steel legs Maintenance-free 3 feed tubes Utilizes gravity to automate feeding"