ICY DOCK FlexCage MB973SP-1B Tray-less 3x3.5 HDD in 2x5.25 Bay SATA Hot Swap Rack / Cage / Module Specifications: Color: Black Drive Fit: 3.5 SATA 1.5 / 3 / 6 Gbit/s hard drive x 3 Drive Bay: 5.25 half height device bay x 2 Host Interface: 7 pin SATA port x 3 Power Input: 4 pin power port x 2 or 15 pin power port x 2 (w/ included 4 to 15 pin adapter cables) Transfer Rate: Up to 6Gb/sec. (depending on hard drive speed) Insert& Extract connection via: Direct SATA hard drive connection Structure: Aluminum body w/ partial plastic Drive Cooling: Replaceable 80 x 80 x 25mm cooling fan Compatible with most 80mm fans with 2pin/ 3pin connector Metal chassis heat dispersion Power Indicator: Blue LED HDD Access Indicator: Flashing blue LED Dimension (L x W x H): 8.27 x 5.83 x 3.35 Weight: 1.97 lbs