Ambrose Armory happily endorses the revolutionary QMaxx gun cleaning products. The industries ULTIMATE multipurpose cleaner for firearms. Protect your firearms with QMaxx Blu and Black Diamond superior cleaning properties. Black Diamond is the world’s leading black gun 4-in-1 cleaner, while QMaxx Blu is the premium one-step cleaner, lubricant and rust corrosion preventative. These cleaners are proven to protect metal surfaces longer than any competitors. Get these and more QMaxx products from Ambrose Armory today to extend the life of your gun metal. All made in the USA!