Barnes CR-10 Copper Bore Cleaner 8 oz Liquid

Barnes' specially formulated CR-10 Copper Solvent effectively removes copper fouling and powder residue. Barnes CR-10 has a non-corrosive formula that won't harm your barrel. It leaves the rifling clean for better accuracy and longer barrel life.FeaturesContains no petroleum products This is a harsh solvent, which makes it work fast It is recommended to apply a thin coat of oil after use