The Rain Bird 20JH Impact Sprinkler's are widely used on all types of solid set systems, center pivots and in general field applications due to its construction and reliability. It performs excellently in low to medium application rates. 

• 15MM brass MI inlet
• Durable brass die-cast arm
• Stainless steel springs and fulcrum pin
• Chemically resistant  PTFE washers 
• Spoon drive arm runs on larger nozzles and higher pressures
• Corrosion and grit resistant
• Built to last