Crucial UK is a key brand in the Lexar Media family of products, and are a division of Micron Europe Limited. As the Memory Experts™, they are the only DRAM supplier that's part of a major memory manufacturer. Crucial is a key brand in the Lexar Media family of products, and are a division of Micron Europe Limited. As the Memory Experts, they are the only DRAM supplier that's part of a major memory manufacturer. Crucial boasts a comprehensive offering of high-quality, award-winning memory products for nearly every system out there. Crucial is a division of Micron, one of the largest DRAM and flash manufacturers in the world.Crucial carries more than 110,000 memory upgrades for more than 20,000 desktops, notebooks, servers, and printers.Flash memory cards, High-performance Ballistix™ gaming memory, and graphics cards