MWave offers the Sans Digital MobileSTOR MS1CT+ 3.5" Single Bay SATA to USB 3.0 Drive Enclosure with Removable Tray for $99.99 with free shipping. That's tied with our April mention and the lowest total price we could find by $10. It features eSATA 6G, Firewire 800, 4TB capacity, and fanless operation.