Meritline offers this Portable 2.5" USB 2.0 Aluminum External Serial ATA Notebook Hard Drive Enclosure in Black for $5.99. Coupon code "MLCKEOS6NL1" drops it to $3.99. With free shipping, that's tied with our May mention and the lowest total price we could find for a comparable enclosure by $13. It's compatible with 2.5" SATA hard drives up to 1.5TB.

Expect this item to take two to three weeks to arrive.