Fits 2 x 5mm to 9.5 mm height 2.5 SATA HDD or SSD in a external 3.5 drive bay ^^ Dual Lock Design - Metal key lock (for drive security) and thumb screw lock (for impact/vibration) ^^ Removable drive tray design allows easy maintenance and fully supports SATA hot-swap ^^ Supports SAS or SATA HDD/SSD at 6Gbps and is backwards compatible with SATA 3Gbps drives and hosts (SAS host is required for SAS drives) ^^ Supports SATA 3.0 6Gbps or SAS 3.0 12Gbps (Single channel) ^^ Rugged Heavy Duty Full Metal construction, perfect for enterprise applications ^^ Industry-leading 5 years limited warranty with exceptional customer support