Athena Power BP-TLA3051SAC 3.5 HDD Trayless Hot-Swap Backplane Module Converts 3 X 5.25 to 5 X 3.5 SAS/SATA 6Gb/s HDD (Vertical) - Aluminum Cage & Tray w/ Security Keylock, 80mm Fan & LED Indicator Type: Other Specifications: Product Category: Internal Product Sub Category: SATA/SAS Interface Form Factor: 3 x 5.25 Interface: SATA/SAS Interface Trayless Design: Trayless Design Supported HDD Size: 3.5 HDD x 5 (Up to SATA-III & SAS-II) Hot-Swappable: Hot-Swappable Cage Color: Black Cooling Fan: 80mm x 1 (Exhausting fan at cage rear) Material: Aluminum (Cage body & drive bezel) Power Connector: SATA 15Pin x 2 HDD Connection: SATA 7Pin x 5 Transfer Rate: Up to 6Gb/s RoHS Ready: RoHS Ready Door & Lock: Metal key lock on each drive bezel