Silicon Power USA via Amazon offers the Silicon Power 1TB Rugged Armor A30 Portable USB 3.0 External Hard Drive, model no. SP010TBPHDA30S3K, for $64.99 with free shipping. That's $3 below our July mention and the lowest total price we've seen for this USB hard drive. (It's also a current low by $15.) This model passed the US military drop test (MIL-STD-810G).