Birchwood Casey Barricade Rust Protection - 4.5 oz Spout Can. It?s the best way to protect your firearms from rust. Withstands 500 hours in ASTM humidity test and 96 hours in ASTM salt spray test. Barricade Rust Protection is also an excellent penetrant for loosening rusty or frozen parts as well as a good lubricant and an effective bore cleaner. Take your pick of how you?d like to protect your firearms ? with a variety of can options It?s never been easier. Features:Use Birchwood Casey Barricade Rust Protection for all firearm metal surfaces. Best way to protect your firearms from rust. Excellent for humid and salt-air climates. Specifications for Birchwood Casey Barricade Rust Protection: Manufacturer: Birchwood Casey Included Accessories: Standard Quantity: 1 Package Contents: Birchwood Casey Barricade Rust Protection Birchwood Casey BC-33128: Barricade Rust Protection - 4.5 oz Spout Can