The Select-O-Matic XD automatic handline nozzle adjusts to fluctuating water supply conditions to maintain effective pressure and a consistent fire stream in all flow ranges. It does so by generating back pressure by using a patented internal spring design that leaves the waterway unobstructed. This mechanism ensures a quality fire stream, regardless of flow. The Select-O-Matic XD features an all a forged shutoff body and bale handle, full round metal ball for optimum stream performance, as well as fixed or spinning stainless steel metal teeth. All indicators and markings are laser etched, with no labels to peel off or scratch. New ergonomic grip inserts help with handling and can be color coded. It’s durability and efficiency are unmatched of any automatic nozzle on the market.