About the Rainbird F4PCSS Falcon 4 Part Circle Stainless Riser
Rainbird F4PCSS Falcon 4 Part Circle High Speed. The Rain Bird F4PCSS is a 6504 Series Falcon Part-Circle Rotor Pop-Up Sprinkler with Stainless Steel Shaft. It features easy arc adjustment through the top of the rotor from 40 - 360-degrees with no tools required, a water-lubricated gear drive for reliable rotation, a standard black rubber cover, a removable Seal-A-Matic check device to prevent puddling and erosion caused by low-head drainage, a self-adjusting stator that doesn't require replacement when changing nozzles, and a patented pressure-activated wiper seal and tapered riser stem on both plastic and stainless steel models to protect internals from any debris to ensure positive pop-up and retraction.
