ICY DOCK Black Vortex MB074SP-B Removable 3.5" HDD 4 in 3 Module Cooler Cage. Created to exceed the highest level of expectations the Black Vortex certainly doesn't disappoint. It includes an impressive array of features and functionality such as 4-in-3 storage bay - meaning you can fit 4 x 3.5" drives in 3 x 5.25" slots. The Black Vortex has front access and EZ-Grip handles to give you the ability to swap drives without breaking a sweat. The quiet 120mm fan combined with all metal ventilated design keeps both your drives and system cool. The Black Vortex is a must-have for any system build.