The ECHO MS-4010BP is a 4 Gallon professional-grade, internal piston pump Backpack Sprayer. The ECHO backpack product line features lightweight tanks with UV inhibitors, ergonomic pump handles, 21 inch wands with a variety of nozzles and pumps with chemically resistant seals, in-wand filtration system and fold-away handles for easy storage. The ECHO MS-4010 BP 4 Gallon Backpack Sprayer is available at Kooy Brothers Equipment Ltd, located at 1919 Wilson Avenue. Contact us for more information. *Price is subject to change without notice. Errors and omissions exempted. Features 4 Gallon tank for wide mouth opening - for easy filling and cleaning 50" Heavy Duty, Nylon-reinforced Hose Professional-grade fiberglass wand Includes adjustable flat fan, hollow cone and jet stream nozzles. Tank Capacity - 4 gallons Weight - 9.5 lbs Pressure Rating - 90 PSI Tank Opening - 5.5 inches