Check the listing for details. Armed Chicken Nipples with Tees【5Pack】Automatic PVC Watering Systems. Condition: New. Listed at 13.75 USD. Package Includes: 5 Armed Chicken Nipple with 5 1/2" Sch 40 TeesThis Style watering nipple has been used on commercial chicken farms for many years with good reasons. With a 360-degree swivel nipple that simply screw into your drilled hole. Removable lower parts for easy cleaning or replacement. Works well for 1 nipple for every 3 birds. Will work great on gravity fed bucket or PVC pipe waterers systems. Install directly into the side of any bucket by drilling a 5/16” hole about 1 inch from the bottom of the bucket. Nipple needs to hang straight down. Don't connect directly to a garden hose! Water nipple works under low pressure (5psi or less). House water pressure can be around 60 to 80 psi. If your nipples are installed to PVC pipe and want to connect it directly to a garden hose, then a water pressure regulator should be used. Notification of shipment with tracking number will be sent to your email.