MareLube TEF45 Max PTFE Heavy Load Lubricant - 4 oz.Marelube is Forespar's new family of three specifically formulated synthetic lubricants designed for various uses around your boat. Each contains PTFE and they work equally well in fresh or salt water. Marelube TEF 45 is a highly water-resistant synthetic lubricanat grease containing 45% PTFE. This is the highest percentage PTFE available, which makes TEF 45 perfect for heavy loads and bi-metal anti-corrosion applications like turnbuckles, spar fittings and motor lower units. TEF 45 also works well at protecting against rust corrosion and anti-seize applications. Features:Max PTFE Heavy Load FormulationHighly Water ResistantBi-metal Corrosion Protection