SE-IHD-31S SATA Mobile Rack lets you turn a standard 5.25-inch external desktop drive bay into a removable 3.5-inch hard drive bay. The SE-IHD-31S features a SATA interface to deliver the performance you expect from SATA, SATA II, and SATA III hard drives. This mobile rack supports hot-swap and tool-free HDD installation. It eliminates the need for the drives to be installed in a tray, and delivers quick and easy access to hard drives. The front panel vent design ensures efficient cooling to stabilize your 3.5” drive’s performance. Fits in standard 5.25" drive bayStylish Front Panel Design With Excellent VentilationSupports hot-swapApplication for 3.5" SATA I/II/III HDD and support up to 4TBTool-free HDD installationSuper durable SATA connector (over 50,000 times hot swap)Durable stainless steel structure, plastic PanelSecurity key lock4 Sets of Anti-Vibration Rubber Foot StandDimension: 184(L) X 149(W) X 42(H) mmWeight: 305g1 x Hdd Rack2 x Security Key 1 x SATA II cable1 x Molex 4 Pin to SATA Power CableCheck out my other items!