CleansSlip 2000 Gun Lubricant and its unique formulation penetrates powder residue, carbon, copper, lead and plastic wad fouling. It will break the contaminants free and flush away trapped dirt, grit and grime. Slip 2000 Gun Lubricant will cut through built up carbon, copper and lead. What s left behind is a barrier that has bonded with the metal that will continue to lubricate and protect against corrosion. This film does not attract dust and it will also keep new firing residue from sticking again. After your first complete cleaning with Slip 2000™ Lubricant you will see an amazing difference in the time and ease with which your next cleaning will take place.