This 3.5in SATA hard drive hot-swap bay allows you to install a 3.5in SATA drive in an available/unused 5.25in drive bay. To remove the drive, its as simple as opening the front panel door to re-insert a drive, simply insert the drive (connector first) until the door closes.The hot swap bay offers a trayless design that makes it the ideal solution for quick and easy drive removals and insertions as part of a system building process, or integration into rackmount systems or industrial environments.Also a perfect addition for operating system image deployment and any task that requires being able to quickly access large volumes of data on the fly, the hot swap bay provides everything you need to expedite important projects while maintaining a reliable storage solution.