mwave offers the Sans Digital MobileRAID 2 Bay Serial ATA to USB 3.0 / eSATA RAID Storage Enclosure, model no. MR2UT+, for $109.99 with free shipping. That's the lowest total price we could find by $9. It features support for RAID 1, RAID 0 or JBOD (eSATA only), USB 3.0 and eSATA interface (backwards compatible with USB 2.0), LED status and buzzer alerts for RAID management and monitor system status, support for up to two 3TB hard drives (6TB total), and more.