Product Details + 2.5" HDD - 3.5" Mounting Bracket Adaptor Kit. Part No. HDM325. Allows mounting of a 2.5" hard disk drive in a standard 3.5" mounting bay. Top bottom or side mounting. Mounting screws included. Ideal for installing an SSD drive or a laptop drive in a desktop machine. We have been supplying appliance parts to the trade and retail for over 25 years. Buy with confidence.