Replaces Rain Bird model No. LG-3 and MG-4 sprinklers. Spacing from 25' to 40'. Low gallon, low flow rate of 2.2 GPM at 40 P.S.I. Full and part circle coverage with infinite pattern adjustment. Full circle or arc adjustable from 20 deg (degrees) to 340 deg. 3" pop-up clears tall grass. Pressure-activated wiper seal assures reliable pop-up and pop-down. Radius reduction screw breaks water into smaller droplets for uniform watering. 1/2" Female connection at side or bottom. 4-1/8" diameter x 8-5/8" tall.