Smith Performance Sprayers Brass Adjustable Nozzle with Brass Threading 182915 included with Smith Performance Sprayers NL402 4-Gallon No Leak Backpack Sprayer, 190450 2-Gallon Acetone Compression Sprayer, S103E 3.5-Gallon Stainless Steel Concrete Sprayer, and R301 3-Gallon Concrete Sprayer