FRONT BAY INSTALLATION: Use this 3.5in to 5.25in front bay mounting bracket to install one 3.5in floppy drive, external-facing USB hubs, media card readers, and fan controllers into a 5.25 inch front bay on your desktop PC CONVENIENT SETUP: This 3.5in to 5.25in mounting bracket includes a mounting screw kit and enables a spare 5.25in front bay to support 3.5in hardware; Ideal for technicians and IT professionals performing system setup and configuration BROAD COMPATIBILITY: This 3.5in to 5.25in front bay mounting bracket is compatible with standard floppy disk drives, external-facing USB hubs, media card readers, and fan controllers; NOTE: Not compatible with 3.5in Hard Drives THE IT PRO'S CHOICE: Designed and built for IT Professionals, this 3.5 to 5.25in front bay mounting bracket is backed for 2 years, including free lifetime 24/5 multi-lingual assistance