HIGHROCK Hard Drive Caddy Tray 9.5mm Universal SATA 2nd HDD HD SSD Enclosure Hard Drive Caddy Case Tray, for 9.5mm Laptop CD / DVD-ROM Optical Bay Drive Slot (for SSD and HDD) 100% Brand New 9.5 mm-thick caddy. Compatible with: 2.5"/9.5mm SATA HDD or SSD, Hard drive NOT include It can be made part of RAID array and Bootable. Package Content: 1x 2nd HDD Caddy , 4x Hard Drive Screws PLAIN FACE PLATE; HDD Interface: SATA; Laptop/Mother Board Interface: SATA;It enables you to add a second notebook hard disk drive to any modular bay.