Heavy-duty, high-impact case with sturdy, reinforced ribbed design, 5 In. diameter and 9.3 In. tall. Water saver brass weighted PJ spray guide arm controls stream and prevents side splash. Double weighted arm for slower rotation and increased distance of throw. Allows a wider pressure range. Full or part circle coverage with infinite pattern adjustment. Grit-proof bearing, pressure activated wiper seal assures reliable up and down action, and diffuser screw for uniform watering. Rolled lip case aids in setting proper installation height and prevents weeds and grass from going into head. 3 In. pop-up, combination 1/2 In. or 3/4 In. bottom, and 1/2 In. side Female connections. Spacing from 36 Ft. to 54 Ft. apart.