HWH Specialty Hydraulic Oil, 1 Qt.Specially formulated for use in HWH leveling systems, this Specialty Hydraulic Oil boasts optimum frictional properties as well as exceptional low-temperature performance, down to -20º F.SPECIFICATIONS:Volume: 1 qt. (946 mL)Weight: 1.8 lbs.Manufacturer: HWH CorModel#: HWH22867