Amazon.com : Rain Bird 5000 Plus Series Pressure Regulator Seal-A-Matic Sprinkler Heads Bundle - 6 Pack 5004+PCSR SAM Rotors with IrriFix Nozzle Box Including 6 Nozzle Trees and 1 Rotortool Screwdriver :
IRRIGATORE DINAMICO RAIN BIRD 5004 PLUS PC REG.3/4