X-Media USB 3.0 Hard Drive Enclosure - This aluminum USB 3.0 HDD enclosure from X-Media brings the speed of USB 3.0 to your file system. With a heat-absorbing aluminum exterior, your hard drive will run reliably, whether laying horizontal on a surface or stood vertically with the included vertical mounting stand. X-Media XM-3251U3-BK SuperSpeed USB 3.0 to SATA 3.5" HDD Enclosure. X-Media XM-3251U3-BK SuperSpeed USB3.0 Aluminum External SATA HDD Enclosure. This model replaces the previous release EN-3251U3-BK.