Ray Padula RP-MPSS The Pulse Metal Pulsating Sprinkler on Step Spike Heavy-duty metal construction with in-series step spike; circular spray pattern up to 90-Feet diameter, 5,800-Square Feet Deep thread hose coupling; distance control dial and flap; precision molded nozzle Heavy-duty, metal drive arm; water saving, anti-backsplash arm design Grip tite adjustment collars adjust the watering pattern to any part of a circle Lifetime guaranteed satisfaction policy