Seagate Skyhawk 4tb Surveillance Hard 5900 Rpm Sata 6gb/s 64mb Cache 3.5-inch Internal Drive St4000vx007 - Hard Disk Drive - AliExpress
Original Seagate Internal 4tb Hdd Skyhawk Video Surveillance Hard Drive Disk 3.5" 5900 Rpm Sata 6gb/s 64mb Cache St4000vx007 - Hard Disk Drive - AliExpress
ST4000DM000 Seagate Desktop HDD.15 4TB 5900RPM SATA Hard Drive
Seagate Skyhawk ST4000VX007 4TB 5.9K RPM SATA 6.0Gb/S 3.5" New HDD - ServerSupply.com