McJ Tools, manufacturing high quality products since1980, offers our customers tools and gun maintenance kits that are crafted by well-seasoned pros in the industry. We commit to designing much needed tools designed by professionals for professionals. Our 6pack Ultimate Lock Rings give you a unique and sturdy design, with super steel and long-lasting durability along with industry competing prices, it's no wonder were a customer favorite in the U.S. & Canada. We make sure to put our best foot forward and give you only the best quality tools, for your most challenging projects.