PS Ultra combines performance and value. The 2", 4", and 6" compact sprinkler comes with a pre-installed 10', 12', 15', or 17' Pro Adjustable Nozzle. Crisp, well-defined edges, ease of adjustment, matched precipitation rate throughout nozzle selection and even distribution should make your decision an easy one when choosing a slim line spray. This new spray 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 allowing a quick and easy upgrade to an exceptional new product. A pre-installed Pro Adjustable Nozzle or a flush plug version is available, allowing for maximum flexibility when choosing the right tool for the job.