The Supermicro CBL-SAST-0591 enables internal reverse breakout cross-over MiniSAS HD to 4 SATA with sideband connections for storage. This cable is compliant with T10 and SFF standard and is verified with Supermicro servers, AOC cards, and storage. This cable is also available in 55cm cable length. Each Supermicro cable is validated to ensure quality and performance.