Description: with high quality Feature: This 2nd Hard Disk Drive Adapter that gives you maximum storage. Adds a second hard disk drive to any modular bay. Plug and for Play, no other drivers needed. It work with SATA hard drive, and SSD (Solid State Drive) as well. Fast and Reliable connection, just as the primary HDD. Dual boot, Support installation of 2nd operating system on the 2nd HDD and boot selection. Compatible models: for-Apple for MacBook Pro A1278 A1286 A1297 Specifications: Item Type: HDD caddy kits Material: metal Size: 127mmx127mmx11mm/5x5x0.4in Color: As shown HDD Interface: SATA (2.5" sata or SSD drives) Laptop/Mother Board Interface: SATA Quantity: 1 PC Note: No retail package. Transition: 1cm=10mm=0.39inch Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package Includes: 1 x HDD caddy kits