Aluminum 9mm SSD Case Hard Disk Drive Enclosure Bay CD-ROM Disk Drive Holder SATA to SATA 2nd HDD Caddy for 9mm SSD Case Hard Disk Drive Enclosure Bay Features: 1. Aero grade magnesium aluminum alloy case, standard 15 degree hard optical drive material. 2. The surface has been anodized and coated with transparent insulating film. 3. Three surrounding 9 positioning holes accurately attack teeth, instead of the optical drive, easy to install. 4. New original Taiwan import transfer interface, the bad product rate is not more than 1/1000. 5. Hard disk fixed mode: four side lock screws, 3D accurate positioning hard disk. 6. Application: universal all optical drive is 9.0mm thickne SATA interface notebook computer, Integrated machine, server and so on. Specifications: Inner frame: new PC+ABS material Material: Aeronautical Aluminum Product size: approx. 130*128*9mm/5.11*5.03*0.35'' Net weight: approx. 70g Note: Please allow 1-3cm differs due to manual measurement. Due to the different display and different light, the picture may not show the actual color of the item. Thanks for your understanding. 1 x Hard Disk Drive Enclosure Bay 1 x Screwdriver