Full or part circle coverage. Diffuser screw adjusts stream length. High-impact plastic and stainless steel head. Precision jet spray guide arm controls stream, prevents side splash, and conserves water. 3" pop-up clearance. Rugged high-impact poly case. 4-1/8" diameter and 8-5/8" high. 1/2" Female at side and bottom. Low gallon flow permits more heads per circuit; recommended for low pressure areas; spacing from 25' to 43' apart.