Rain Bird 15SSTC1 Side Strip Pattern Spray Nozzle, Adjustable 3' x 20' - 4' x 30' Spray Distance Spray nozzle with side strip adjustable 3' x 20' to 4' x 30' pattern Non-corrosive plastic and stainless steel construction for long life Matched flow rate assures uniform watering even when different patterns are mixed in the same zone Compatible with all Rain Bird pop-up spray head sprinklers Filter to catch debris and keep nozzle clean Stainless steel adjustment screw adjusts flow rate and spray distance Constructed of highly durable UV and chemical-resistant materials to assure long life