The Intellinet 10-32 Cage Nut Set Jar of 50 with Screws and Washers (715171) includes a convenient jar of 50 cage nuts, along with accompanying cross-head / Phillips-head screws and washers. As a product expert, I assure you that these components are designed for easy installation and securely mounting of server components. Plus, with a lifetime warranty, you can trust in the quality and compatibility of this set with most 19" rack systems.