Military type aluminum hot-swappable iStarUSA T-7-SA mobile rack. Unique compact in size, high performance SATA 2.0 interface up to 300mb/s transfer rate. T-7-SA is tough in strength, but flexible in functionality. Additional cooling fan provides extra cooling in worst operating condition. LED indicator enables monitor power and hard drive activities. Security lock prevents intrusion and theft to the most important data. T-7-SA military mobile rack construct with quality and versatility.