The PureStorage Rail Kit 84-0016-01 84-0009-01 is a set of hardware components designed specifically for PureStorage FlashArray M70, X20, X50, and R2/R3 models. Made in the United States by PureStorage, these components are essential for mounting and securing the disk arrays in a server environment. The kit includes all the necessary components to ensure a proper and secure installation of the disk arrays for optimal performance and data storage. This product is a reliable and high-quality solution for enterprise networking and server needs.