StarTech.com Mounting Screws and Nuts - StarTech.com CABSCREWM6B, This pack of 50 M6 mounting screws and cage nuts for server racks and cabinets from StarTech.com is essential to have on hand for installing servers, network equipment, AV equipment and other rackmount devices securely into your storage cabinet or server rack. A complete package of 50 stainless steel screws and 50 stainless steel nuts provides enough mounting hardware to set up almost any rack. Both the server rack screws and the nuts come in an all-black finish for a seamless look. This pack is backed by a StarTech.com 2-year warranty. StarTech.com CABSCREWM6B M6 x 12mm - Screws and Cage Nuts - 50 Pack, Black