The Supermicro tool-less 3.5" to 2.5" hot-swappable converter drive tray (MCP-220-00158-0B) is a great addition for those who would like to use a 2.5 drive in a 3.5" drive tray. This drive tray is compatible with various Supermicro chassis. Each hard drive tray is validated to ensure quality. - 3.5" to 2.5" Converter HDD/SSD Tray - Hot-Swappable - Tool-less - Supermicro Certified