RP-342 "BLACK" Military-Grade Rust Preventive Spray (12 oz. can) Our Strongest, Longest-Lasting (and Fastest-Drying) Rust Preventive Aerosol, PERIOD! * Offers the highest concentration of Industrial-Grade Cosmoline® available in a convenient Aerosol Can. * Same product and performance as our bestselling RP-342 "Heavy", but now in a surface-concealing, matte Black! (not translucent). * 1-coat protects all metals, iron, steel (stored Indoors or Outdoors) for Years! * Our thickest, longest-lasting Rust Preventive Spray. * Produces dry-to-the-touch, BLACK petroleum wax coating that CONCEALS unsightly blemishes or surface discoloration. * Faster-Drying formula allows for quicker handling and/or shipping. * Withstands severe outdoor exposure, salt-laden atmospheres, acid & caustic fumes and other damaging environs. * Repels water and will not wash off in salt water environments. * Will not crack, craze, peel or flake and remains slightly flexible over time. * Exceptional Vehicle Undercoating Product (Autos, Trucks, Buses, Trailers, etc.) - Road salt, debris and chemicals - No Problem! * Aggressively adheres to imperfect surfaces and offers self-abraiding characteristics. * Modeled after Military Specifications: MIL-PRF-16173, Grade 4 and MIL-C-83933. * Trusted since World War II. Our Bestselling Aerosol - commercial customers, US Armed Forces, Government & Do-it-Yourselfers. * Your Satisfaction with this product is Guaranteed!* COMMON APPLICATIONS INCLUDE (but are not limited to): * Vehicle undercarriage / undercoating (cars, buses, trucks, etc.) - Extremely effective, long-lasting - will not wash off. Road salt, debris and chemicals - No Problem!.....and it looks great! * Parts & equipment storage * Overseas transportation * Heavy machinery & equipment * Packaging * Dies, molds, lathes, shafts and beams * Offshore Drilling equipment, platforms & infrastructure * Farm implements * Boat shafts and propellers * Marine fittings * Rifle & other firearms preservation/storage * Garden tools * Lawn mower blades * and any other surface or part that might rust on you... ALWAYS INCLUDED: All aerosol cans come with 6-inch extension straws which allow you to apply product in hard-to-reach surfaces, crevices, gaps, cavities, etc. * The RP-342 aerosol can can spray while upside down, sideways and of course, right side up....which makes getting the hard-to-reach spots much easier. APPLICATION: Make sure surface is reasonably clean and dry (not oily or greasy). Spray uniform coating. Complete setting of protective coating takes approximately 1-2 hours after spraying. Typical first application Dry Film Thickness is 2.0 Mils (51 Microns) REMOVABILITY: RP-342 "BLACK" can be easily removed with any over-the-counter petroleum solvent. MILITARY SPECIFICATIONS: RP-342 "BLACK" is modeled after the following military specifications: MIL-PRF-16173E Grade 4, Class 1 and MIL-C-83933 * Certificates of Conformance are not available for this product. SHELF LIFE: 2 years when stored in prudent conditions (cool, dry, shaded). ENVIRONMENTAL NOTICES: * Ozone Depleting Substances - Aerosol products were not manufactured, do not contain, and were not packaged using any Class 1 or Class 2 ozone depleting substances as defined by the clean air act. * Non-Chlorinated (no chlorinated solvents).