Update: This popular deal is available again with a new promo code.
Store4PC via Amazon has Sabrent USB 3.0 to SSD / 2.5" SATA Hard Drive Adapter w/ UASP (EC-SSHD) for $8.99 - 45% Off w/ promo code 45GKJ8AO = $4.94. Shipping is free w/ Prime or on orders of $25+. Thanks iconian
Store4pc via Amazon.com[amazon.com] has the Sabrent USB 3.0 to SSD / 2.5-Inch SATA I/II/III Hard Drive Adapter at 9.99 + 45% OFF with promo code45GKJ8AO = $4.94 (Make sure the item is sold by Store4pc)