Rain Bird 1802F 2-inch Pop-Up, 6" to 15" Radius spray head, full circle pattern. From the Manufacturer: Installed in parks and backyards across the globe, Rain Bird"s 1800 Series is the #1 commercial-grade irrigation spray head brand in the world. Chosen for its reliability, heavy-duty materials and versatility, the 1800 Series has first-rate quality built in for reliable operation and long life. Superior components and features make it the spray head of choice for a wide variety of applications. Simple top adjustment screw decreases spray distance. Directional adjustment feature lets you aim the spray head by hand. No tools needed to change nozzles. ½ inch inlet size.