Hunter PSU0615A 6" Pop-up PS Ultra with 15' Adjustable Nozzle This compact slim-line spray sprinkler is available in 2", 4", and 6" models. Its innovative body incorporates a reliable two-piece ratchet, durable cap, male-threaded riser, and large filter screen, providing double filtration on 4" and 6" models. Additionally, the 2" and 4" models are retro-compatible with existing PS Spray bodies, which allow for a quick and easy upgrade. Standard PS Ultra models include a preinstalled Pro Adjustable Nozzle. A Flush Plug version is available without a nozzle or filter screen. With so many compatible nozzles to choose from, finding the most efficient solution for the right application is simple and easy.