1 quart (946cc) bottle. Mineral-based fork oil specifically designed for use with H-D® cartridge or standard fork systems. Ultra clean formulation eliminates corrosion, conditions seals and extends fork life. - Developed and tested in H-D® Fork Systems - Lubricinol-fortified formulation reduces overall friction and decreases stiction - Shear stable, high viscosity index formula maintains film strength and reduces wear - Maintains optimal damping performance by minimizing foaming and air entrainment - Keeps internals clean while eliminating corrosion and conditioning seals