3PK Full Circ Bubbler

Raindrip 3PK Full Circle Bubbler. It has a 13 feet diameter coverage and a flow rate of 0 to 24 gph. It is made of plastic and has a 1/4 in. barbed inlet on a 5 in. stake. It is used for converting existing 1/2 inch underground sprinkler systems to low flow watering.