Rain Bird 2045PJ Maxi-Bird Full or Part Circle Impact Sprinkler RUGGED HIGH-PERFORMANCE. The 2045PJ Maxi-Bird is a 1/2 inch riser-mounted impact sprinkler head designed for watering large areas or slopes. Ideal for lawns, gardens and planting beds, this powerful Rainbird sprinkler delivers dependable, wide coverage for consistent results season after season. COVERS UP TO 6300 SQ FT. Durable Delrin plastic and stainless steel construction delivers superior chemical and grit resistance and covers larger areas than brass sprinklers. Adjustable spray distance from 22 to 45' radius. Double-weighted arm slows rotation and increases throw distance. High gallonage output, with adjustable arm spring for low-pressure and low-gallonage operation. EASY TO INSTALL AND ADJUST. Full 360 degrees or part circle (20 to 340 degrees) coverage with infinite pattern adjustment. Unique Precision Jet tube design minimizes side splash, keeping landscapes lush and green while keeping water off of walkways and buildings. MAXIMUM RELIABILITY. Proven reliability in thousands of farms as well as residential and commercial properties, this sprinkler features straight-through flow for dependability, even when used with dirty or reclaimed ground water from ponds or springs. NOZZLE INLCUDED. Blue 08 Standard Angle nozzle comes pre-installed. Additional interchangeable nozzles sold separately. No tools required to change nozzles.