Rosewill RSV-S5 3.5″ 5-Bay RAID Hard Drive Storage Enclosure System for $149.99 shipped. Valid on 9/30 only. Here is a screenshot for your reference. This HDD storage enclosure system has 5 SATA II 3G drive docks and features a 120mm cooling fan, port multiplier, and PCIe card slot. Others have this 5-bay enclosure for over $270.