The PGP® is Hunter’s original rotor, it delivers unsurpassed reliability, durability, versatility, and value, keeping it the professional’s choice year after year. The PGP-ADJ has radius of 28' to 52' and has an adjustable arc from 40° to 360° to keep water in the appropriate areas. Includes; (1) nozzle tree per rotor. (1) Rotor key included in purchase of 10+ Rotors. 2 keys per case of 20. If you purchase less than 10 rotors then a rotor key will need to be purchased separately. Rotor key is part 172000. Optional Nozzle Changer Clip must be purchased separately - 123200 Operating Specifications Radius: 28' to 52' (Shorter distance available with grey Short Radius Nozzles #233200) Three types of nozzles available for various landscapes: standard red, standard blue, gray low-angle (Blue and Grey nozzles purchased separately) Flow rate: 0.5 to 11.9 GPM Recommended pressure range: 25 to 70 PSI Operating pressure range: 20 to 100 PSI Precipitation rates: 0.4 in/hr approx. Overview The PGP's exceptional design and impressive performance placed the rotor a cut above back then, and continuous improvements and enhancements have allowed it to remain the number one selling rotor in the world ever since. With the ability to deliver even water distribution from engineered nozzles, this sprinkler is unequaled in reliability, durability, versatility, and value. With its endless built-in features and Hunters years of experience in gear-drive technology, its no wonder the PGP remains the professionals choice year after year. Features Model: 4" Arc setting: 40 to 360 degrees Factory installed rubber cover Through-the-top arc adjustment Quick check arc mechanism Water lubricated gear-drive Warranty period: 2 years Dimensions Overall Height: 7" Pop-up Height: 4" Exposed Diameter: 1 3/4" Inlet Size: 3/4" female NPT Downloads PGP Installation Guide & Nozzle Performance PGP Spec Sheet Residential Rotor Support