Quickly and effectively removes copper fouling
Helps prevent rust and corrosion
Biodegradable and ammonia-free design
Safe on all gun metals
Whether competition shooting or setting your sights on a trophy buck, a clean firearm can be the difference between success and failure. Don't let copper build-up in your bore let you down in the moment of truth. The O12-CU Copper Remover quickly and effectively removes copper fouling. This unique formula is biodegradable and with no harsh odor and also helps prevent rust and corrosion for long-lasting barrel protection.