Ray Padula RP-PPHB The Pulse Plastic Pulsating Sprinkler with H-Base Grooved water deflector; guaranteed no-tip, ribbed "H" base; circular spray pattern up to 85-Feet diameter, 5,671-Square Feet EZgrip deep thread hose coupling; distance control dial; precision molded, internal nozzle In-series connection base; heavy-duty, thick drive arm Grip tite adjustment collars adjust the watering pattern to any part of a circle; water saving, anti-backsplash arm design Lifetime guaranteed satisfaction policy