Sabrent BK-HDDH 2.5 Inch to 3.5 Inch Internal Hard Disk Drive Mounting Kit Color: Black Conversion Tray: 2 x 2.5 Drive to 3.5 Bay Compatible Products: 3.5 Specifications: Supports any computer cases with an available 3.5 drive bay (both screw-on type or tool-less type) Converts an available 3.5 HDD bay drive to accommodate two 2.5 HDD or SSD (Solid State Drive) Constructed from robust SECC steel to ensure maximum structural integrity. Package Contents: Sabrent Mounting Bracket Kit Bag of screws