ICY DOCK ToughArmor MB994SP-4S Full Metal 4 x 2.5 SAS/SATA 6Gb/s SSD/HDD Hot Swap Mobile Rack Backplane Cage Module for 5.25 Bay (Fits 7, 9.5, 12.5, 15mm height drive) Color: Black Mobile Rack Drives Support: Multi 2.5 Drives to 5.25 Bay Mobile Rack Interface: SATA I/II/III/SAS Specifications: Color: Matt Black Host Interface: 7 pin SATA x 4 Drive Fit: 2.5 SAS or SATA I /II/III HDD / SSD x 4 Drive Bay: 5.25 Bay x 1 Transfer Rate: Up to 6 Gb/sec. (depending on hard drive speed) Insert& Extract conection Via: 15 pin direct hard drive connection Structure: SECC Drive Cooling: 40mm rear cooling fan x 2 & metal heat dispersion LED Indication: Device Power & Drive Activity LED Display Color: Green - Device Power ; Amber - Drive Activity Dimension (L x W x H): 6.70 x 5.75 x 1.63 Weight: 1.77 lbs. Parts: 3 years limited Labor: 3 years limited Electrical Outlet Plug Type: See Details