MFR. Name: Lenovo | MFR#: 4XF0Q63396
THINKCENTRE 3.5IN HDD BRACKET KIT
The ThinkCentre 3.5" HDD Bracket Kit is a mechanical bracket can help you extend your ThinkCentre system with one additional 2.5" or 3.5" Hard Drive. It is constructed of high-grade steel and screws to make sure you can install it easily.