Trayless 5.25" to 3.5" 12Gb/s HDD Hot-swap Rack Aluminum Frame, light weight and durability design Supports SAS I/II/III and SATA I/II/III Hard Drives High Performance Transfer Rate up to 12Gb/s Integrative shaping aluminum design for quickest heat sink Aluminum front bezel with metal key lock mechanism for security Multi-functional LED Indication 14TB Hard Drives Compatible Tray-less and screw-less HDD mounting Product Introduction BPN-DE110HD is iStarUSA's third generation tray-less hot-swap hard drive cage. It features the latest transfer rate technology of 12Gb/s and is 14TB compatible. The LED Display lights features the new blue light by popular demand. Heat dissipation is enhanced by aluminum construction and optional 40mm fan. SATA power connector increases compatibility with most power supplies. The metal key locks help secure your hard drives and prevent unauthorized access.