J-B has been getting burned-on, caked-in powder residue and copper jacket fouling out of gun barrels since the 1960’s. Cuts through the toughest bullet jacket and powder fouling. Cushioned abrasive action leaves bores sparkling. Easily lifts caked on, baked in moly residue.
Be the first to review this product! You'll be the talk of the town.
You must be logged in to write a review.
What started as a small dream has become a multi-million dollar international business selling ammunition, reloading supplies and accessories.Read Our Story