For its newsletter subscribers only, newegg offers the IOCell Networks Portable XT USB 3.0 External 2.5" Serial ATA Hard Drive Enclosure, model no. 251PXT, for $0 with free shipping via the directions below. That's the lowest total price we could find by $30. It supports Serial ATA drives and features data transfer of up to 5Gbps. Deal ends June 15. To get this deal:

1. Add the IOCell Networks Portable XT USB 3.0 2.5" SATA HDD Enclosure to your cart for $19.99
2. apply coupon code "EMCKDKA45" to cut it to $9.99
3. redeem this $9.99 mail-in rebate to trim it further to $0