With today's economy you can save money by replacing just the parts you need on your Best 1 Feeder. There are many imitations on the market, but this is the original Best 1 Hummingbird Feeder replacement base. This base fits all of the Best 1 Hummingbird Feeders. It comes apart for easy cleaning. Add a port brush to clean the base and a Swab to clean the bottle and your hummers will be happy.