The Little Giant Hook Over Portable Feeder is ideal for field, pasture, trailer, stall, or kennel. Performs well for a variety of animals, including horses, goats, sheep, and dogs. Durable, impact-resistant feeder has a molded-in bracket that easily hooks over any 2-by-wide board to instantly deliver a sturdy feed bucket. For more permanent installations, simply install two screws (not included) in the holes provided. Stackable for carrying or storage. Top features a convenient carrying handle so you can carry one or more feeders in one hand. Measures 12.125 inch long by 13.875 inch wide by 14.5 inch high, holds 12 quarts (3 gallons).