Description: This handy rack allows you to insert a SATA 3.5" hard disk without drawer or screws. Simply slide the hard disk inside to be recognized by the system. Quickly and easily install or remove hard drives without having to open the chassis with the innovative trayless design. Support system replacement. Configure the security lock. Specification: Name: 3.5 inch internal hard drive extraction box Transmission rate: SATA2.0 Scope of application: equipment with standard optical drive position Support products: 3.5-inch hard drive Package Includes: 1Pcs hard disk box extraction rack 4Pcs screw 2Pcs key shape sheet metal 1Pcs straight line 1Pcs power cord