-6 Chicken Drinker Cups. -Automatic Cup-Style Water Drinker W/ Built-In Floats & Pvc Fitting -For Mounting Directly To Waterer On Pipe, Bucket, Pail, Etc -Now It'S Easy To Design Your Own Drinker System Any Way You Want It -Innovative Way To Always Provide Fresh Water To Your Flock -Quick Disconnect Cup Makes It Easy To Clean -As Bird Drinks, It Bumps The Spring-Loaded Tab, Releasing More Water Into The Cup -Float System Automatically Shuts Off Water Source When Cup Gets Full -Works Under Low Pressure Only (5 Psi Or Less) & Must Be Regulated Down To Such -Perfect For Many Different Types Of Birds Such As Chickens, Ducks, and More All OEM part numbers and logos are to be used for identification purposes only