CAMCO GRS 920-OG uses a special type of calcium complex thickener, which results in excellent performance in wet and marine environments. The result is a product capable of absorbing moderate levels of water without softening of changing consistency, while still providing outstanding rust protection. In addition, these unique properties are enhanced by the natural high extreme pressure (EP) and temperature capabilities of the thickener. White in color, which makes them ideal, where cleanliness and non-staining properties are important. A number 2 (NLGI) consistency grade.