ITEM NAME:Hard Disk Slot 2.5 inch 9.5mm SATA I/II/III SSD HDD Bracket Stand for MacBook Product Description Description: Hard Disk Drive Slot 2.5 inch 9.5mm SATA I/II/III SSD HDD Holder Bracket Bay for MacBook PC Features: 1. The product is converted into a SATA interface hard disk for the optical drive of the notebook, so that the notebook has two hard disks at the same time, which has a larger storage capacity and more data. 2. This hard disk holder notebook computer is designed for MacBook. Installing an SSD allows the computer to read data at high speed and boot up quickly. Specifications: Main material: Aluminum alloy Applicable hard disk: 2.5 inch 7-9.5mm HDD and SSD Product interface: SATA I / II / III Product size: 129.5 * 127 * 9.5mm/5.10*5.00*0.37" Notes: 1. Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you! 2. Please allow 1-3cm measuring deviation due to manual measurement. Included: 1 X Hard Disk Slot.This hard disk holder notebook computer is designed for MacBook. Installing an SSD allows the computer to read data at high speed and boot up quickly. Product interface: SATA I / II / III. Included: 1 X Hard Disk Slot.