Brownells J-B Bore Bright ultra fine is a gun cleaning and polishing compound designed to remove fouling, carbon, and copper deposits from the bore of firearms. It is a mild abrasive paste that uses a combination of aluminum oxide and jeweler's rouge to effectively clean and polish the inside of the gun barrel.

J-B Bore Bright ultra fine is safe to use on all types of gun barrels, including chrome-lined and stainless steel barrels, and can be used on both handguns and rifles. It is especially useful for removing lead deposits in the bore, which can cause accuracy problems if left unchecked.

To use J-B Bore Bright ultra fine, the gun barrel should be cleaned with a bore cleaner first, and then a small amount of the paste of J-B Bore Bright should be applied to a bore brush or patch and worked through the bore. The paste should be wiped out with a clean patch, and then the bore should be oiled to prevent rusting.

A micro-fine bore cleaning and finishing compound that works as both a cleaner and a final polish to help keep barrels free of fouling and shooting their absolute best. Regular use gives your barrel a mirror-like finish that helps prevent the build-up of accuracy robbing copper fouling, plus greatly reduces cleaning effort.

Clean your barrel as you normally would, then after cleaning with J-B bore cleaning compound (click here for details), follow with J-B Bore Bright to achieve a super clean, final polish. At the range, regular use of J-B Bore Bright between strings of fire minimizes the accumulation of jacket fouling to help maintain consistent accuracy. As a bore cleaner, the soft, oil-paste formula liquefies as you use it to quickly remove fouling, copper, lead, and powder residue in rifles and handguns, plus plastic deposits in shotgun bores.

Because J-B Bore Bright is absolutely non-embedding it wipes easily from the barrel with a dry patch. You never need to worry about Bore Bright harming your barrel.