Air Venturi Moly Metal-to-Metal Paste Excellent for lubricating spring-piston chambers Molybdenum disulfide molecule bonds with the metal Prevents wear and galling on all metal-to-metal surfaces Keep away from clothing and skin Use sparingly for best results 1 oz. • Keep your spring-piston guns in top shape with this moly paste. Lubrication is one of the most overlooked maintenance procedures in spring air rifles. Unlike other lubrications that often harm the seals of airguns, moly is perfectly safe for seals used in spring guns.