Icy Dock hits back with their new 4-bay USB 3.0 & eSATA external HDD enclosure, the ICYCube MB561U3S-4S. Measuring W175mm x D141mm x H235mm and weighing 3.4kg, this aluminum enclosure is equipped with both USB 3.0 & eSATA connection interfaces, a LED indicator, a detachable 80mm rear cooling fan (w/ 3 speed settings) and can house a total of four 2.5-/3.5-inch SATA3.0 (6Gbps) HDDs/SSDs. Unfortunately, there’s no word on pricing yet. [Product Page]