Dell W8398 Blue 18"-Inch Straight End to Straight End SATA Data Cable For XPS 420 & ANY Computer System That Supports a SATA Connector, Cable Supports SATA I (150) & SATA II (300) Speeds This cable will work with any computer that uses SATA Connectors Length: 18 Inches Color: Blue Interface Type: SATA I (150) / SATA II (300) Connectors: Straight to Straight