Chapin 3.5 Gallon Industrial Viton Concrete SP-1949Sku : 34761Mfgr Part # : SP-1949 Delivery : Ships today.Price : $359.75 ex-gst$413.71 inc-gst.Price per : Item 3.5-Gallon Tri-Poxy tank for durability and a 4-inch wide mouth opening for easy filling and cleaning 48-inch reinforced hose with threaded fittings Brass pump, wand, nozzle and Shut-off with lock-on feature Viton seals and gaskets designed to handle a variety of chemicals (check chemical manufacturers instructions) Unique Tri-Lock seal feature that locks the pump cap tight