Western Digital 4TB WD Blue PC Desktop Hard Drive, 3.5'' Internal CMR Hard Drive, 5400 RPM, 64MB Cache - WD40EZRZ - Walmart.com
WD Blue Mainstream 4TB 5400 RPM SATA III 6Gb/s 3.5" Internal SMR Hard Drive - Micro Center
Refurbished WD40EZRZ-00GXCB0 Western Digital Blue 4TB 5400RPM
WD40EZRZ-75GXCB0-DELL - Refurbished - DELL / WESTERN DIGITAL 4.0TB 5.4K RPM SATA III 3.5 INCH LARGE FORM FACTOR LFF WD BLUE ADVANCED FORMAT AF 6GB/S SATA3 HARD DRIVE ( 4TB / 4000GB )