Intel believes in innovation and is driven by it, Intel is behind everything from the fastest processor in the world to the cables that power high-speed Internet, Intel keeps innovating because it"s part of its heritage, And because the technology it invents today will shape the world"s future, 4bay Scsi Hot Swap Drive Cage Upgrade Kit for Sc5300, Device Type: Hard drive hot-plug cage, Expansion Bays: 4 x hot-swap, Compatible Bays: 1 x drive cage, Supported Interface: Ultra320 SCSI, Compatible With: Intel SC5300 Server Chassis, SKU: HYPRM7206