The PCI slot has always been a slot that is rarely used, because the 2.5-inch hard disk installation space reserved for general chassis is limited, and some standard chassis do not even provide expansion space for 2.5-inch hard disks, so the expansion space and wiring are brought to users This PCI expansion rack solves many problems for users. It not only uses the PCI bit, but also frees up a large part of the space, bringing solutions to mass storage expansion and cabling, suitable for desktop, HIPC and other users to expand. For users who are keen-on computer DIY, the built-in hard disk space of the case is far from enough to meet the needs. In order to facilitate the case cable management and expansion storage, we designed this special SSD solid state hard disk rack, which is mainly used for the motherboard PCI It can expand 1-3 hard disks. Name: PCI Expansion Frame Specification: 2.5 inches Applicable hard disk: 2.5 inch IDE/SATA/SSD hard disk Size: 2.5 inches colour:Black Material:metal Package Contents: 1 x Half-height PCI card slot 2.5-inch hard disk bracket Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.