The disk comes with the tray. You can always remove the disk from the tray to use in another system that accepts SAS drives.
The Seagate Dell 900GB 10K RPM 6Gb/s SAS 2.5" Hard Drive HDD ST900MM0006 0GKY31 is a high-performance internal hard drive designed for use in computers, laptops, and other networking devices. With a storage capacity of 900GB and a fast rotation speed of 10,000 RPM, this HDD is ideal for storing large amounts of data quickly and efficiently. The SAS interface allows for reliable data transfer, making it suitable for demanding storage needs in both enterprise and personal settings. Built by Seagate, a trusted brand in the industry, this hard drive is a dependable and effective storage solution for various applications.