G96 Rifle Bore Cleaner removes leading, powder residue, and copper fouling from the bore of the firearm. Helps prevent rust, oxidation, staining, and galvanic corrosion. Approved by the U.S. Army (Military Spec MIL-PRF-372G). For cleaning multi-caliber military weapons, operating in the temperature range of -45°C to +43°C (-49°F to +110°F). Inherently biodegradable, minimum 33% biobased, contains no VOCs.