Rain Bird 5004PLPC Plus Rotor 5000 Series Part Circle to Full Circle 40&deg; to 360&deg; Adjustable 4" Pop-Up Includes Nozzle Racks and Instructions RainBird with a Free SprinklerPartsWholesale Flashlight Keychain The 5000 Plus features a flow shut-off device to stop the flow of water to a particular head while the system is still in operation Heavy-duty cover assembly for extra durability in residential or commercial applications & retract spring assures positive pop-down Pressure-activated multi-function wiper seal protects internals from debris and assures positive pop-up and retraction Additional O-rings and seals for extra protection in "gritty" water Comes with a SprinklerPartsWholesale Flashlight Keychain