This Lenovo X 900GB 10K 12Gb/s 2.5 SAS ST900MM0168 is a top-of-the-line storage solution for your computer needs. With its 900GB storage capacity, it provides ample space for storing your important files and documents. The drive type supported is HDD, and it has a SAS interface for high-speed data transfer. The form factor is 2.5 inches, making it a compact and easy-to-install choice for your computer setup. The model number is ST900MM0168, and it is a SAS drive type. This hard drive is perfect for those in need of reliable storage solutions for their computers.