The ATV center nozzle assembly for boomless wet boom systems is designed to easily convert a handgun sprayer into a broadcast sprayer. It serves as the hose interface and center nozzle for the wet boom center section and features a durable polyacetal nozzle with a built in on off valve that provides up to four feet of coverage. The assembly connects to a one half inch hose inlet fits stainless steel tube models and includes shut off valves and a built in swivel for easy operation. With a minimum requirement of three gallons per minute it delivers a total spray swath of up to thirty feet for efficient wide area coverage.