Picked up two Seagate Expansion drives and got two ST8000DM0004 drives. $139 on Amazon : r/DataHoarder
Seagate Hard Drive ST8000DM0004 8TB 7200 RPM 256MB Cache Internal Hard Disk Drives Computers, Tablets & Network Hardware
Seagate 8TB Desktop HDD Internal Hard Disk Drive 7200RPM SATA3 6Gb/s 25MB Cache 3.5inch HDD Drive Disk For Computer ST8000DM0004|Internal Hard Drives| - AliExpress