Home Slickdeals Costco Members: 5TB Seagate Backup Plus USB 3.0 Portable Hard Drive $90... Slickdeals Costco Members: 5TB Seagate Backup Plus USB 3.0 Portable Hard Drive $90 + Free S/H By ARCOM - 10 March 2021 87 0 SHARE Facebook Twitter Go to the deal page: Costco Members: 5TB Seagate Backup Plus USB 3.0 Portable Hard Drive $90 + Free S/H