OSGEAR 2.5" 12.7mm 2nd Box Caddy Bay SATA HDD SSD Case Tray to Blu Ray BD CD DVD RW ROM ODD Hard Disk Drive Laptop Adapter for ASUS ACER Toshiba Samsung :
How to install an M.2 SSD in Dell OptiPlex Micro guide - YouTube
Installing an SSD in a Dell Optiplex 9020 SFF - YouTube