Product Overview ICY DOCK FatCage RAID MB901SPR-B Rack Enclosure The FatCage MB901SPR-B is a dual bay RAID enclosure that supports 2 x 2.5” or 3.5” SATA hard drive or SSD in a 2 x 5.25” optical drive bay of your computer/workstation system. With the built-in hardware RAID 1...