Hunter PGP-ADJ Adjustable Rotor 4 in. Riser

Engineered for reliability and precision, the Hunter PGP-ADJ Adjustable Rotor 4 in. Riser delivers consistent water distribution with effortless customization. Designed with Hunter’s proven water-lubricated gear drive and QuickCheck arc mechanism, this rotor provides easy, top-access adjustments and a wide range of nozzle options to suit any irrigation layout. The durable construction, rubber cover, and high operating pressure range ensure optimal performance season after season, whether installed in residential lawns or commercial landscapes. With its adjustable arc of 40° to 360°, the PGP-ADJ adapts seamlessly to various spray patterns, reducing overspray and promoting even coverage. Its versatility in nozzle selection — including red, blue, and gray low-angle options — gives users flexibility to match specific watering needs and pressure conditions. Built to perform in demanding environments, the PGP-ADJ combines innovation and durability to maximize water efficiency while maintaining lush, healthy turf.