Vantec 3.5"/2.5" SAS/SATA SSD/HDD Aluminum Backplane (MRK-M3501T) This backplane design helps simplify the integration of your storage to one central location for easier manageability and monitoring. Specifically selected to be RAID Ready for your choosing. This versatile design allow for easy link between your drives and the RAID controller. Space saving features helps maximize the integration of multi-drive in any chassis to use less space for more capacity. This backplane design helps simplify the integration of your storage to one central location for easier manageability and monitoring. The durable Aluminum drive tray design offers portability and good heat dissipation for the drive. Specifically selected to be RAID Ready for your choosing. This versatile design allow for easy link between your drives and the RAID controller. This adaptable design enable the of use SATA or SAS drives for storage, you can choose between any 3.5" or 2.5" SATA I/II/III, SAS I/II HDDs or SSDs. The All Aluminum Frame is a perfect fit for any Rack mount or Desktop/Tower chassis. It provide excellent heat dissipation and Strength without the Weight. The Optional Cooling fan is designed to provide rapid air exchange, this will purge out hot air and draws in cool air to keep all the drive in a Cool and quiet state. Design to Fit different size drives using 3.5" or 2.5 SATA/SAS drives for different needs. Your choice could be limitless like Everyday storage to Enterprise Class Storage in Datacenter. The Patented design Dampener Springs minimize the vibration to the drives. This will help extend the life of the drives and at the same time reduced noise.