For 5.25" Bay

MB326SP-B

MB324SP-B

* 6 x 2.5" SSD/HDD
* Fits 1 x 5.25" Ext Bay
* SATA 6Gbps
* Fits 5-9.5mm Drives
* Fan Speed Control
* Dual Cooling Fan
* 4 x 2.5" SSD/HDD
* Fits 1 x 5.25" Ext Bay
* SAS / SATA 6Gbps
* Fits 5-12.5mm Drives
* Fan Speed Control
* 40mm Cooling Fan

MB322SP-B

MB732SPO-B

* 2 x 2.5" SSD/HDD
* 1 x 3.5" HDD/Device
* Fits 1 x 5.25" Ext Bay
* SAS / SATA 6Gbps
* Fits 5-9.5mm Drives
* 2 x 2.5" SSD/HDD
* 1 x (Ultra) Slim ODD
* SAS / SATA 6Gbps
* On/Off Power Switch
* Fits 5.9.5mm Drives
For 3.5" Bay

MB742SP-B

MB741SP-B

* 2 x 2.5" SSD/HDD
* Fits 1 x 3.5" Ext Bay
* SAS / SATA 6Gbps
* Fits 5-9.5mm Drives
* Enhanced Drive Caddy
* 1 x 2.5" SSD/HDD
* Fits 1 x 3.5" Ext Bay
* SAS / SATA 6Gbps
* Fits 5-15mm Drives
* Enhanced Drive Caddy