With the IB-5251 two 2.5" SATA HDD or an SSD and a 3.5" HDD can fit into your 5.25" bay. As the IB-5251 is a top-loader it even takes HDDs with a height of up to 15 mm. Easy Swap allow for fast and easy installation of the HDD.Wolf in sheep's clothing?... Or vice versa? In any case this chic 2.5" to 3.5" HDD Converter looks like a 3.5" HDD with a fast 2,5" SSD inside. The converter can then be installed easily in a 3.5" bay.All heights compatibileOther than (for example) the internal 2.5" housing of your pc, this mobile rack can hold two 2.5" HDDs/SSDs with a height of 7 - 9.5 mm and one standard 3.5" HDD.No tools requiredThe HDD/SSD can be installed or replaced quickly without tools. It needs no screws or screw driver to remove the disk, since the disk is straplessly accommodated in the enclosure.