Dell OptiPlex 755 MT/Core 2 Quad Q6600 @ 2.4 GHz/8GB DDR2/500GB HDD/DVD-RW/Windows 7 PRO 64 BIT
WZSM NEW 12.7mm SATA 2nd SSD HDD Caddy for Dell OptiPlex 755 760 780 Inspiron
Restored Dell 755-SFF Desktop PC with Intel C2D-2.93 Processor, 4GB Memory, 160GB HDD, and Win 10 Pro (64-bit) (Monitor Not Included) (Refurbished) - Walmart.com
Dell Optiplex 755 sff frame for 3,5 HDD - Dell Community