2.5" or 3.5" to 5.25" mounting adapter bracket, works with HDD/SSD. Fit in any computers or devices with 5.25 inch internal drive bay. Specifications: Size: 5.71" x 4.72" x 0.35"/145mm x 120mm x 9mm (L*W*H) Material: Plastic Color: Black Quantity: 2 Pieces Note: Due to manual measurement, please allow a deviation of 1 - 2mm. Please check our product size carefully and read the product size descriptions before purchg to avoid possible unpleasant shopping experience.

Stable Structure: Not easy to shake, to avoid the loss of important data because of the case shaking. Universal Adapter: Compatible with universal 2.5 inch SSD or 3.5 inch HDD, adapting any 2.5" or 3.5" drive disk to 5.25" drive tray on your computer. Effective Heat Dissipation: 12cm cooling fan is available to install on the back of the hdd tray caddy, which improve the heat dissipation and ensure the read and write speeds of the hard drive. Premium Material: 2.5" SSD or 3.5" mounting adapter bracket is made of premium ABS plastic, lightweight, solid non-deformation, with good heat dissipation, to protect your SSD HDD. Package Included: 2 x 3.5" 2.5" to 5.25" SSD HDD Hard Disk Drive Bays Holder. Size: 5.71" x 4.72" x 0.35"/145mm x 120mm x 9mm(L*W*H).