Birchwood Casey Synthetic Gun Oil 4.5oz Spout Can. Reduces 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 firearm metal surfaces.Features:Greatly reduces friction between mating surfaces. A superior lubricant for all climates. Excellent for lubricating and protecting all firearm metal surfaces. Specifications for Birchwood Casey Synthetic Gun Oil 4.5oz Spout Cans: Manufacturer: Birchwood Casey Quantity: 1 Gun Type: Universal Features of Birchwood Casey Synthetic Gun Oil 4.5oz Spout Cans Greatly reduces friction between mating surfaces. A superior lubricant for all climates. Excellent for lubricating and protecting all firearm metal surfaces. Package Contents: Birchwood Casey Synthetic Gun Oil 4.5oz Spout Cans Birchwood Casey BC-44128: Synthetic Gun Oil 4.5oz Spout Can