Meritline offers the Airlink101 2.5" Serial ATA External Hard Drive Enclosure, model no. AEN-U25SA, for $8.49. Coupon code "MLCKA10ZNL1" cuts it to $5.99. With free shipping, that's the lowest total price we could find by $3. This enclosure features support for hard drives up to 500GB. Coupon expires after 200 uses.