Aluminum Wild Bird FeederWith the ASF American made aluminum bird feeder, you can bring the beauty of nature to your backyard for years to come! Each comes with a chain that works with any tree or post. Our metal hanging bird feeders hold approximately 20 lbs. of seed. Includes: sight glass to indicate feed level chain for hanging the feeder perforated tray for easy drainage Resistant to nesting and feed contamination. We recommend using a mixed wild bird seed sunflower and