This is a Mighty Mac PS-322T tow behind sprayer with a 3 1/2 HP Briggs & Stratton engine.The B&S powered PS322T is the answer for larger and more demanding applications. It has a 3 GPM pump and can deliver up to 300 PSI.The 22 gallon sprayer has four flat free tires and are easily transported by hand as a pull behind sprayer or a tow behind ATV boom sprayer for your tractor The heavy-duty all steel frame, high quality components, and serviceable pumps ensure years of dependable use. The banded attachment design allows the tank a cushion to move and flex, eliminating cracking other attachment methods which hold the tank rigidly are prone to. The banding method along with the frame mounted pump and power supply eliminate unnecessary openings into the tank minimizing possible leak points.Made in the USA! It includes 2-25' hoses and several nozzle tips, it runs well and will reach up to 40' tree tops.