Seagate BarraCuda 4TB 5400 RPM 3.5" Hard Drives - Newegg.com
Seagate BarraCuda ST5000LM000 5TB 128MB Cache SATA 6.0Gb/s (15MM) 2.5" Internal Hard Drive (for Computer Desktop PC or Tivo) - 2 Year Warranty - Walmart.com
Seagate BarraCuda Internal Hard Drive 4TB SATA 6Gb/s 256MB Cache 3.5-Inch (ST4000DM005)
Seagate 4TB BarraCuda SATA 6Gb/s 64MB Cache 3.5-Inch Internal Hard Drive (ST4000DM005) - Walmart.com
WN524-SEAGATE - Refurbished - SEAGATE 1TB 7.2K RPM SATA III 3.5 INCH LARGE FORM FACTOR LFF BARRACUDA COMPUTE ADVANCED FORMAT AF 6GB/S SATA3 HARD DRIVE ( 1000GB )
6TB Seagate BarraCuda Pro 3.5-inch SATA III 6Gbps 7200RPM 128MB Cache Internal Hard Drive