Gear Oil Synthetic Superlight Shockproof 1 Gallon Red Line OilActing like a liquid grease, these unique lubricants contain a suspension of solid microscopic particles as an extreme pressure agent, offering a best of both worlds balance of low drag and superior protection for gear teeth Unique lubricant with solid microscopic particles offers low drag high protection Relatively low viscosity, yet cushions gear teeth under extreme pressure Helps to prevent tooth breakage, resists throw off Details: Sold as 1