M-Pro7 Synthetic Grease has been specifically formulated for advanced military and law enforcement style handheld and crew served weaponry used in extreme environments. It combines some of the finest synthetic base oils coupled with the latest corrosion inhibitor and extreme pressure additives available. Sub-micron PTFE particles also reduce metal-to-metal contact wear which increases the working life of the firearm. Generally safe on all finishes including plastics, composites, wood, and rubber. Extremely water resistant Inhibits rust and corrosion Withstands extreme pressures & temperatures: -40AdegF to 560AdegF Excellent metal adherence Does not ru Mfg: M-Pro 7