The Otis Technology O85 Ultra Bore Solvent 1 Gallon is an allinone cleaner, lubricant and preservative, By applying this solvent to your firearm, you are creating a thin film which stops rust and corrosion for longlasting protection, It penetrates into tight fitting areas for easy disassembly of parts and seals out moisture with a thin film lubricant reducing surface friction, As a cleaner, the O85 solvent removes carbon, gun powder, dirt and grime from metal surfaces, SKU: TCLGR1834