Birchwood Casey Synthetic Gun Oil with PTFE Lubricant- 10 oz. ? Contains PTFE lubricant to greatly reduce the friction between mating surfaces.? Will not gum up or lose its viscosity under extreme temperature variations from -55F to 300F.? The natural solvency of Synthetic Gun Oil cleans as it oils while its low evaporation rate assures protection against rust.? Excellent for lubricating and protecting all metal sports equipment and for many household applications.? In handy spout can or convenient aerosols. Specifications for Birchwood Casey Synthetic Gun Oil with PTFE Lubricant: Manufacturer: Birchwood Casey Included Accessories: Standard Quantity: 1 Volume: 10 oz Package Contents: Birchwood Casey Synthetic Gun Oil with PTFE Lubricant Birchwood Casey BC-44140: Synthetic Gun Oil with PTFE Lubricant- 10 oz