2.5/3.5 to 5.25 Drive Bay Computer Case Adapter HDD Mounting Bracket SSD Fan

1PC 5.25" to 3.5" 2.5" SSD HDD Hard Drive Tray. Hard drive cooling fan mounting screw holes. Effectively enhance the machine speed and extend drive life. Hard disk rack mounting screw holes. when you install a fan, it will account more than a optical drive.

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