Refurbished: Dell Optiplex GX520 MT 2GB ram 160 GB HD with Windows 7 Pro 32 Bit - Newegg.com
Refurbished: Dell Optiplex GX520 MT 2GB ram 160 GB HD with Windows 7 Pro 32 Bit - Newegg.com
Restored Dell OptiPlex 760 Tower Desktop PC with Intel Core 2 Duo Processor, 4GB Memory, 250GB Hard Drive and Windows 10 Pro (Monitor Not Included) (Refurbished) - Walmart.com