Oil based Formulated with additives and carefully selected mineral based oils for specific European vehicles Manufactured with high quality materials Formulated using the same technology that OEMs use Not a universal fluid - check owner's manual or catalog for specific catalog application Outstanding viscosity/temperature behavior provides for reliable operation at both high and low oil temperatures Formulation is based upon modern additives and carefully selected mineral base oils MB7 HF = Mineral Based 7 (Central) Hydraulic Fluid