Hoppe's No. 9 Bench Rest Copper Gun Bore Cleaner, 5 oz. Bottle
Brand: HOPPE'S
Formulated especially for bench rest shooters
Allows you to clean your bore overnight, not in 3 or 4 days
Removes copper fouling overnight
Copper fouling can be cleaned from the bore overnight, instead of the standard 3 to 4 days
Safe, effective and contains no abrasives