Extend slimline sata power and data connections by up to 20 inches the slsata20ext slimline sata extension cable features one slimline sata male connector and one slimline sata female connector allowing you to extend the distanceplacement of slim sata drives within a tower style computer case by 20in in turn making it easier to position your slimline capable peripherals drives etc as needed constructed of only top quality materials and designed for optimum performance and reliability