The Icy Dock MB990SP-B EZ-Fit Bracket can fit a pair of 2.5" drives in the space of a single 3.5" drive. Less clutter means better airflow inside the chassis. With Icy Dock's EZ-FIT pin mounting system the MB990SP-B can be installed or uninstalled inside a case in seconds. Whether you are an experienced system builder or a DIY beginner you will appreciate the simple effectiveness in the design of Icy Dock's MB990SP-B EZ-FIT 2.5" to 3.5" Bracket.