Blended from select, highly refined 100% virgin blending stocks. Save A Chain lubricant is designed to be used in all brands of chain saws. It will protect the piston, gear and diaphram oiling sytems, as well as providing excellent lubrication and cooling of sprockets, bars ad chains. Other applications: Go-carts, bicycles, mopeds, motorcycles, and industrial chains. There are three SAE grades to provide all season protection. SAE 30, 20, 10.