Connect any 34-Pin 3.5in floppy drive to your controller with this floppy drive ribbon cable. The Cable features two 34-pin female (2x17) 2.54mm-Pitch IDC connectors and 1.27mm-Pitch ribbon cable with a twist. In addition to working with 3.5in floppy drives, these cables are designed to work with older tape back-up drivesas well.