Primary Applications: 1/2"Fullor PartCircle, sprinkler,Plastic Sprinkler,Garden Sprinkler Features and Benefits: Plastic body,arm and bearing sleeve Stainless steel spring ,and fulcrum pin Chemicaily resistant PTFE washers Single nozzle port With Durable Plastic Spike Superior chemically and grit resistance Exceptionally wide range of flow rates Specifications: Mondel