Amazon.com: HP 657736-001 3.0TB SATA Hard Drive Disk (HDD) - 7,200 RPM, Entry, Hot Plug (HP), 3Gb per Second Transfer Rate (TR), 3.5-in Form Factor : Electronics
Amazon.com: HP 747991-001 500GB SATA 3Gb/s hard drive - 7,200 RPM, 3.5-inch form factor : Electronics