Product Description Hoppe's Bench Rest Copper cleaner for cleaning copper residue from gun barrels Hoppe's Bench Rest 9 Copper Gun Bore Cleaner at Als.com Browse all Als.com deals $6.99 In Stock at Als.com Price verified 3d ago Buy Now at Als.com Secure checkout Easy returns or compare prices Amazon eBay Product Details Category Gun Cleaners, Lubricants & Finishing Brand Hoppe's Hoppe's