Smith Professional 182366 Kit includes an 18-inch stainless steel wand and professional shut-off. Shut-off features a lock to reduce hand fatigue, a nickel-plated brass poppet for strength and precision, and an easy-to-clean, in-line filtration system. Viton® seals for the maximum resistance to harsh chemicals. 18-inch stainless steel wand Lockable shut off with brass components and an in-line filter. Viton® seals for resistance to harsh chemicals. For Roundup and Smith branded sprayers with a 9/16-inch hose. Accepts TeeJet® nozzles.