Our best selling range of guardians has been developed and designed to help protect your garden birds and bird feeders from larger birds and squirrels. This guardian for large seed feeders features a wide cage diameter for protection from said larger birds and squirrels. There is a wire mesh base for drainage. Tough, powder coated steel construction and a straight forward design making them easy to dismantle, clean and re assemble. Compatible with our large defender and challenger feeders 4 port and above. Therefore not compatible with our discovery, adventurer, apollo, conqueror or nyjer feeders. Feeder not included