"The Valley Industries 50in. Telescoping spray wand is great for spraying the tops of plants, trees & other hard-to-reach places or any other applications related to spraying herbicides & insecticides. extends to 50". 150 PSI Max & 3 GPM Max flow. 3/8" hose barb connection. Ideal to use with 1 to 2.2 GPM pumps. Includes #18 Orifice that is a adjustable cone spray nozzle. Adapts to most sprayer brands. Spray performance may vary based on the equipment being used. Not for use with high pressure washers. Universal replacement."