Fully assembled. 3 in one mounting.special domed bottom allows even seed flow. Easy mounting instructions. Suspend from hanger (included) pole mount up to 1 1/4 pole (mounting clip included) pole not included. Wooden post mount (hardware included) removable 3 compartment acrylic bin. 6 steel perches. Holds up to 3 types of feed to attract different birds. Birds can see the seed. You can see when the feeder needs filling. Holds up to 11 1/2 lbs. Of seed. Does not absorb bacteria and mold. Constructed of heavy duty galvanized steel. Automotive quality powder coated finish.