METAL 5.25 TO 3.5 INCH DRIVE ADAPTER BRACKET FEATURES- Metal 5.25 to 3.5 Inch Drive Adapter Bracket The StarTech.com 3.5 inch to 5.25 inch adapter brackets allow 3.5 inch drives hard drives to be mounted in standard 5.25 inch drive bays. It works with IDE SCSI or SCA drives and includes screws to mount the drive. * Four (4) screws included for mounting the bracket into the PC case.