"RAIN BIRD" HALF AND FULL CIRCLE ADJUSTABLE POP-UP ROTOR *4" pop up height *Adjustable spray pattern *50' spray radius *3/4" inlet size *Stainless steel shaft *Professional quality rain curtain nozzle with enhanced micro ramps for superiorclose-in watering *Full and part circle in one sprinkler part *Water lubricated gear drive design for durable reliable operation *Bulk