Tree/Turf Commercial Sprayer. 4 Gallons. Stianless Steel wand. 4 inch large diameter opening. Stainer/filler basket. Removable in-tank filter. Includes 21psi CF Valve. Cushion grip spray handle with pressure gauge. Adjustable padded shoulder straps with lumbar support strap. Brass fan, poly pan and cone nozzles. Adjustable pressure control valve. Right and left hand use. 4 gallon true capacity. Piston pump.