Amazon.com: Seagate BarraCuda Internal Hard Drive 4TB SATA 6Gb/s 128MB Cache 2.5-Inch 15mm (ST4000LM024) (Renewed),Mechanical Hard Disk : Electronics
Amazon.com: Seagate BarraCuda Pro 4TB Internal Hard Drive Performance HDD – 3.5 Inch SATA 6 Gb/s 7200 RPM 128MB Cache for Computer Desktop PC, Data Recovery (ST4000DM006) : Electronics
ST4000LM000 Seagate Barracuda 4TB SATA 6.0 Gbps Hard Drive
Seagate Barracuda 4TB Internal SATA Hard Drive for Desktops ST4000DM005SP - Best Buy